Home / 42,350.40-63,622.80-29,228.40

Finding the Fourth Proportional to 42,350.40, 63,622.80 and 29,228.40

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Solution

The fourth proportional to 42,350.40, 63,622.80 and 29,228.40 is: 43,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,350.40 : 63,622.80 = 29,228.40 : x
  2. Step 2: Convert to fraction form
    42,350.40/63,622.80 = 29,228.40/x
  3. Step 3: Cross multiply
    42,350.40x = 63,622.80 × 29,228.40
  4. Step 4: Simplify right side
    42,350.40x = 1,859,592,647.52
  5. Step 5: Solve for x
    x = 1,859,592,647.52/42,350.40
  6. Step 6: Final answer
    x = 43,909.68

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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.