Home / 42,339.56-63,504.45-11,177.24

Finding the Fourth Proportional to 42,339.56, 63,504.45 and 11,177.24

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Solution

The fourth proportional to 42,339.56, 63,504.45 and 11,177.24 is: 16,764.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,339.56 : 63,504.45 = 11,177.24 : x
  2. Step 2: Convert to fraction form
    42,339.56/63,504.45 = 11,177.24/x
  3. Step 3: Cross multiply
    42,339.56x = 63,504.45 × 11,177.24
  4. Step 4: Simplify right side
    42,339.56x = 709,804,161.20
  5. Step 5: Solve for x
    x = 709,804,161.20/42,339.56
  6. Step 6: Final answer
    x = 16,764.56

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1.5x scale

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.