Home / 42,410.20-63,615.30-23,747.80

Finding the Fourth Proportional to 42,410.20, 63,615.30 and 23,747.80

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Solution

The fourth proportional to 42,410.20, 63,615.30 and 23,747.80 is: 35,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,410.20 : 63,615.30 = 23,747.80 : x
  2. Step 2: Convert to fraction form
    42,410.20/63,615.30 = 23,747.80/x
  3. Step 3: Cross multiply
    42,410.20x = 63,615.30 × 23,747.80
  4. Step 4: Simplify right side
    42,410.20x = 1,510,723,421.34
  5. Step 5: Solve for x
    x = 1,510,723,421.34/42,410.20
  6. Step 6: Final answer
    x = 35,621.70

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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.