Home / 42,658.40-63,987.60-22,946.24

Finding the Fourth Proportional to 42,658.40, 63,987.60 and 22,946.24

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Solution

The fourth proportional to 42,658.40, 63,987.60 and 22,946.24 is: 34,419.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,658.40 : 63,987.60 = 22,946.24 : x
  2. Step 2: Convert to fraction form
    42,658.40/63,987.60 = 22,946.24/x
  3. Step 3: Cross multiply
    42,658.40x = 63,987.60 × 22,946.24
  4. Step 4: Simplify right side
    42,658.40x = 1,468,274,826.62
  5. Step 5: Solve for x
    x = 1,468,274,826.62/42,658.40
  6. Step 6: Final answer
    x = 34,419.36

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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.