Home / 42,141.01-63,213.95-15,845.98

Finding the Fourth Proportional to 42,141.01, 63,213.95 and 15,845.98

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Solution

The fourth proportional to 42,141.01, 63,213.95 and 15,845.98 is: 23,769.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,141.01 : 63,213.95 = 15,845.98 : x
  2. Step 2: Convert to fraction form
    42,141.01/63,213.95 = 15,845.98/x
  3. Step 3: Cross multiply
    42,141.01x = 63,213.95 × 15,845.98
  4. Step 4: Simplify right side
    42,141.01x = 1,001,686,908.19
  5. Step 5: Solve for x
    x = 1,001,686,908.19/42,141.01
  6. Step 6: Final answer
    x = 23,769.88

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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.