Home / 23,154.88-31,945.44-14,077.12

Finding the Fourth Proportional to 23,154.88, 31,945.44 and 14,077.12

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Solution

The fourth proportional to 23,154.88, 31,945.44 and 14,077.12 is: 19,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.88 : 31,945.44 = 14,077.12 : x
  2. Step 2: Convert to fraction form
    23,154.88/31,945.44 = 14,077.12/x
  3. Step 3: Cross multiply
    23,154.88x = 31,945.44 × 14,077.12
  4. Step 4: Simplify right side
    23,154.88x = 449,699,792.33
  5. Step 5: Solve for x
    x = 449,699,792.33/23,154.88
  6. Step 6: Final answer
    x = 19,421.38

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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.