Home / 47,002.14-64,862.64-25,781.49

Finding the Fourth Proportional to 47,002.14, 64,862.64 and 25,781.49

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Solution

The fourth proportional to 47,002.14, 64,862.64 and 25,781.49 is: 35,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,002.14 : 64,862.64 = 25,781.49 : x
  2. Step 2: Convert to fraction form
    47,002.14/64,862.64 = 25,781.49/x
  3. Step 3: Cross multiply
    47,002.14x = 64,862.64 × 25,781.49
  4. Step 4: Simplify right side
    47,002.14x = 1,672,255,504.53
  5. Step 5: Solve for x
    x = 1,672,255,504.53/47,002.14
  6. Step 6: Final answer
    x = 35,578.28

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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.