Home / 54,302.10-81,453.15-14,863.20

Finding the Fourth Proportional to 54,302.10, 81,453.15 and 14,863.20

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Solution

The fourth proportional to 54,302.10, 81,453.15 and 14,863.20 is: 22,294.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,302.10 : 81,453.15 = 14,863.20 : x
  2. Step 2: Convert to fraction form
    54,302.10/81,453.15 = 14,863.20/x
  3. Step 3: Cross multiply
    54,302.10x = 81,453.15 × 14,863.20
  4. Step 4: Simplify right side
    54,302.10x = 1,210,654,459.08
  5. Step 5: Solve for x
    x = 1,210,654,459.08/54,302.10
  6. Step 6: Final answer
    x = 22,294.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.