Home / 39,957.26-59,931.77-25,121.21

Finding the Fourth Proportional to 39,957.26, 59,931.77 and 25,121.21

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Solution

The fourth proportional to 39,957.26, 59,931.77 and 25,121.21 is: 37,679.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,957.26 : 59,931.77 = 25,121.21 : x
  2. Step 2: Convert to fraction form
    39,957.26/59,931.77 = 25,121.21/x
  3. Step 3: Cross multiply
    39,957.26x = 59,931.77 × 25,121.21
  4. Step 4: Simplify right side
    39,957.26x = 1,505,558,154.58
  5. Step 5: Solve for x
    x = 1,505,558,154.58/39,957.26
  6. Step 6: Final answer
    x = 37,679.22

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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.