Home / 39,726.91-54,807.46-25,587.96

Finding the Fourth Proportional to 39,726.91, 54,807.46 and 25,587.96

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Solution

The fourth proportional to 39,726.91, 54,807.46 and 25,587.96 is: 35,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,726.91 : 54,807.46 = 25,587.96 : x
  2. Step 2: Convert to fraction form
    39,726.91/54,807.46 = 25,587.96/x
  3. Step 3: Cross multiply
    39,726.91x = 54,807.46 × 25,587.96
  4. Step 4: Simplify right side
    39,726.91x = 1,402,411,094.18
  5. Step 5: Solve for x
    x = 1,402,411,094.18/39,726.91
  6. Step 6: Final answer
    x = 35,301.29

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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.