Home / 42,002.24-62,972.46-19,803.08

Finding the Fourth Proportional to 42,002.24, 62,972.46 and 19,803.08

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Solution

The fourth proportional to 42,002.24, 62,972.46 and 19,803.08 is: 29,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,002.24 : 62,972.46 = 19,803.08 : x
  2. Step 2: Convert to fraction form
    42,002.24/62,972.46 = 19,803.08/x
  3. Step 3: Cross multiply
    42,002.24x = 62,972.46 × 19,803.08
  4. Step 4: Simplify right side
    42,002.24x = 1,247,048,663.18
  5. Step 5: Solve for x
    x = 1,247,048,663.18/42,002.24
  6. Step 6: Final answer
    x = 29,690.05

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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.