Home / 39,541.66-54,565.14-21,633.10

Finding the Fourth Proportional to 39,541.66, 54,565.14 and 21,633.10

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Solution

The fourth proportional to 39,541.66, 54,565.14 and 21,633.10 is: 29,852.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,541.66 : 54,565.14 = 21,633.10 : x
  2. Step 2: Convert to fraction form
    39,541.66/54,565.14 = 21,633.10/x
  3. Step 3: Cross multiply
    39,541.66x = 54,565.14 × 21,633.10
  4. Step 4: Simplify right side
    39,541.66x = 1,180,413,130.13
  5. Step 5: Solve for x
    x = 1,180,413,130.13/39,541.66
  6. Step 6: Final answer
    x = 29,852.39

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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.