Home / 42,409.18-63,608.91-11,246.86

Finding the Fourth Proportional to 42,409.18, 63,608.91 and 11,246.86

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Solution

The fourth proportional to 42,409.18, 63,608.91 and 11,246.86 is: 16,869.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,409.18 : 63,608.91 = 11,246.86 : x
  2. Step 2: Convert to fraction form
    42,409.18/63,608.91 = 11,246.86/x
  3. Step 3: Cross multiply
    42,409.18x = 63,608.91 × 11,246.86
  4. Step 4: Simplify right side
    42,409.18x = 715,400,505.52
  5. Step 5: Solve for x
    x = 715,400,505.52/42,409.18
  6. Step 6: Final answer
    x = 16,869.00

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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.