Home / 15,025.12-22,490.40-10,317.56

Finding the Fourth Proportional to 15,025.12, 22,490.40 and 10,317.56

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Solution

The fourth proportional to 15,025.12, 22,490.40 and 10,317.56 is: 15,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,025.12 : 22,490.40 = 10,317.56 : x
  2. Step 2: Convert to fraction form
    15,025.12/22,490.40 = 10,317.56/x
  3. Step 3: Cross multiply
    15,025.12x = 22,490.40 × 10,317.56
  4. Step 4: Simplify right side
    15,025.12x = 232,046,051.42
  5. Step 5: Solve for x
    x = 232,046,051.42/15,025.12
  6. Step 6: Final answer
    x = 15,443.87

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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.