Home / 39,702.69-59,541.47-13,044.30

Finding the Fourth Proportional to 39,702.69, 59,541.47 and 13,044.30

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Solution

The fourth proportional to 39,702.69, 59,541.47 and 13,044.30 is: 19,562.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,702.69 : 59,541.47 = 13,044.30 : x
  2. Step 2: Convert to fraction form
    39,702.69/59,541.47 = 13,044.30/x
  3. Step 3: Cross multiply
    39,702.69x = 59,541.47 × 13,044.30
  4. Step 4: Simplify right side
    39,702.69x = 776,676,731.90
  5. Step 5: Solve for x
    x = 776,676,731.90/39,702.69
  6. Step 6: Final answer
    x = 19,562.32

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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.