Home / 42,237.90-63,353.61-11,072.34

Finding the Fourth Proportional to 42,237.90, 63,353.61 and 11,072.34

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Solution

The fourth proportional to 42,237.90, 63,353.61 and 11,072.34 is: 16,607.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,237.90 : 63,353.61 = 11,072.34 : x
  2. Step 2: Convert to fraction form
    42,237.90/63,353.61 = 11,072.34/x
  3. Step 3: Cross multiply
    42,237.90x = 63,353.61 × 11,072.34
  4. Step 4: Simplify right side
    42,237.90x = 701,472,710.15
  5. Step 5: Solve for x
    x = 701,472,710.15/42,237.90
  6. Step 6: Final answer
    x = 16,607.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.