Home / 15,713.73-23,574.65-4,620.78

Finding the Fourth Proportional to 15,713.73, 23,574.65 and 4,620.78

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Solution

The fourth proportional to 15,713.73, 23,574.65 and 4,620.78 is: 6,932.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,713.73 : 23,574.65 = 4,620.78 : x
  2. Step 2: Convert to fraction form
    15,713.73/23,574.65 = 4,620.78/x
  3. Step 3: Cross multiply
    15,713.73x = 23,574.65 × 4,620.78
  4. Step 4: Simplify right side
    15,713.73x = 108,933,248.12
  5. Step 5: Solve for x
    x = 108,933,248.12/15,713.73
  6. Step 6: Final answer
    x = 6,932.36

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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.