Home / 42,141.85-63,222.01-15,846.60

Finding the Fourth Proportional to 42,141.85, 63,222.01 and 15,846.60

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Solution

The fourth proportional to 42,141.85, 63,222.01 and 15,846.60 is: 23,773.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,141.85 : 63,222.01 = 15,846.60 : x
  2. Step 2: Convert to fraction form
    42,141.85/63,222.01 = 15,846.60/x
  3. Step 3: Cross multiply
    42,141.85x = 63,222.01 × 15,846.60
  4. Step 4: Simplify right side
    42,141.85x = 1,001,853,686.39
  5. Step 5: Solve for x
    x = 1,001,853,686.39/42,141.85
  6. Step 6: Final answer
    x = 23,773.37

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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.