Home / 42,331.07-63,495.97-10,310.45

Finding the Fourth Proportional to 42,331.07, 63,495.97 and 10,310.45

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Solution

The fourth proportional to 42,331.07, 63,495.97 and 10,310.45 is: 15,465.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,331.07 : 63,495.97 = 10,310.45 : x
  2. Step 2: Convert to fraction form
    42,331.07/63,495.97 = 10,310.45/x
  3. Step 3: Cross multiply
    42,331.07x = 63,495.97 × 10,310.45
  4. Step 4: Simplify right side
    42,331.07x = 654,672,023.89
  5. Step 5: Solve for x
    x = 654,672,023.89/42,331.07
  6. Step 6: Final answer
    x = 15,465.52

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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.