Home / 14,337.05-19,784.20-8,674.92

Finding the Fourth Proportional to 14,337.05, 19,784.20 and 8,674.92

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Solution

The fourth proportional to 14,337.05, 19,784.20 and 8,674.92 is: 11,970.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337.05 : 19,784.20 = 8,674.92 : x
  2. Step 2: Convert to fraction form
    14,337.05/19,784.20 = 8,674.92/x
  3. Step 3: Cross multiply
    14,337.05x = 19,784.20 × 8,674.92
  4. Step 4: Simplify right side
    14,337.05x = 171,626,352.26
  5. Step 5: Solve for x
    x = 171,626,352.26/14,337.05
  6. Step 6: Final answer
    x = 11,970.83

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Half scale
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Double scale
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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.