Home / 14,333.06-19,781.45-8,667.85

Finding the Fourth Proportional to 14,333.06, 19,781.45 and 8,667.85

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Solution

The fourth proportional to 14,333.06, 19,781.45 and 8,667.85 is: 11,962.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333.06 : 19,781.45 = 8,667.85 : x
  2. Step 2: Convert to fraction form
    14,333.06/19,781.45 = 8,667.85/x
  3. Step 3: Cross multiply
    14,333.06x = 19,781.45 × 8,667.85
  4. Step 4: Simplify right side
    14,333.06x = 171,462,641.38
  5. Step 5: Solve for x
    x = 171,462,641.38/14,333.06
  6. Step 6: Final answer
    x = 11,962.74

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Half scale
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Double scale
Find fourth proportional to 14,334.06, 19,782.83 and 8,668.85
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.