Home / 42,100.17-63,156.43-15,080.46

Finding the Fourth Proportional to 42,100.17, 63,156.43 and 15,080.46

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Solution

The fourth proportional to 42,100.17, 63,156.43 and 15,080.46 is: 22,622.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,100.17 : 63,156.43 = 15,080.46 : x
  2. Step 2: Convert to fraction form
    42,100.17/63,156.43 = 15,080.46/x
  3. Step 3: Cross multiply
    42,100.17x = 63,156.43 × 15,080.46
  4. Step 4: Simplify right side
    42,100.17x = 952,427,798.37
  5. Step 5: Solve for x
    x = 952,427,798.37/42,100.17
  6. Step 6: Final answer
    x = 22,622.90

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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.