Home / 47,690.02-71,560.95-20,007.46

Finding the Fourth Proportional to 47,690.02, 71,560.95 and 20,007.46

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Solution

The fourth proportional to 47,690.02, 71,560.95 and 20,007.46 is: 30,022.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,690.02 : 71,560.95 = 20,007.46 : x
  2. Step 2: Convert to fraction form
    47,690.02/71,560.95 = 20,007.46/x
  3. Step 3: Cross multiply
    47,690.02x = 71,560.95 × 20,007.46
  4. Step 4: Simplify right side
    47,690.02x = 1,431,752,844.69
  5. Step 5: Solve for x
    x = 1,431,752,844.69/47,690.02
  6. Step 6: Final answer
    x = 30,022.06

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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.