Home / 54,988.16-82,463.09-15,534.68

Finding the Fourth Proportional to 54,988.16, 82,463.09 and 15,534.68

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Solution

The fourth proportional to 54,988.16, 82,463.09 and 15,534.68 is: 23,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,988.16 : 82,463.09 = 15,534.68 : x
  2. Step 2: Convert to fraction form
    54,988.16/82,463.09 = 15,534.68/x
  3. Step 3: Cross multiply
    54,988.16x = 82,463.09 × 15,534.68
  4. Step 4: Simplify right side
    54,988.16x = 1,281,037,224.97
  5. Step 5: Solve for x
    x = 1,281,037,224.97/54,988.16
  6. Step 6: Final answer
    x = 23,296.60

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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.