Home / 39,541.10-54,568.08-22,547.90

Finding the Fourth Proportional to 39,541.10, 54,568.08 and 22,547.90

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Solution

The fourth proportional to 39,541.10, 54,568.08 and 22,547.90 is: 31,116.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,541.10 : 54,568.08 = 22,547.90 : x
  2. Step 2: Convert to fraction form
    39,541.10/54,568.08 = 22,547.90/x
  3. Step 3: Cross multiply
    39,541.10x = 54,568.08 × 22,547.90
  4. Step 4: Simplify right side
    39,541.10x = 1,230,395,747.45
  5. Step 5: Solve for x
    x = 1,230,395,747.45/39,541.10
  6. Step 6: Final answer
    x = 31,116.89

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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.