Home / 42,201.29-63,270.41-25,557.27

Finding the Fourth Proportional to 42,201.29, 63,270.41 and 25,557.27

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Solution

The fourth proportional to 42,201.29, 63,270.41 and 25,557.27 is: 38,316.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,201.29 : 63,270.41 = 25,557.27 : x
  2. Step 2: Convert to fraction form
    42,201.29/63,270.41 = 25,557.27/x
  3. Step 3: Cross multiply
    42,201.29x = 63,270.41 × 25,557.27
  4. Step 4: Simplify right side
    42,201.29x = 1,617,018,823.59
  5. Step 5: Solve for x
    x = 1,617,018,823.59/42,201.29
  6. Step 6: Final answer
    x = 38,316.81

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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.