Home / 42,002.01-63,004.23-15,701.72

Finding the Fourth Proportional to 42,002.01, 63,004.23 and 15,701.72

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Solution

The fourth proportional to 42,002.01, 63,004.23 and 15,701.72 is: 23,553.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,002.01 : 63,004.23 = 15,701.72 : x
  2. Step 2: Convert to fraction form
    42,002.01/63,004.23 = 15,701.72/x
  3. Step 3: Cross multiply
    42,002.01x = 63,004.23 × 15,701.72
  4. Step 4: Simplify right side
    42,002.01x = 989,274,463.25
  5. Step 5: Solve for x
    x = 989,274,463.25/42,002.01
  6. Step 6: Final answer
    x = 23,553.03

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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.