Home / 22,650.57-31,199.18-15,832.53

Finding the Fourth Proportional to 22,650.57, 31,199.18 and 15,832.53

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Solution

The fourth proportional to 22,650.57, 31,199.18 and 15,832.53 is: 21,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,650.57 : 31,199.18 = 15,832.53 : x
  2. Step 2: Convert to fraction form
    22,650.57/31,199.18 = 15,832.53/x
  3. Step 3: Cross multiply
    22,650.57x = 31,199.18 × 15,832.53
  4. Step 4: Simplify right side
    22,650.57x = 493,961,874.16
  5. Step 5: Solve for x
    x = 493,961,874.16/22,650.57
  6. Step 6: Final answer
    x = 21,807.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.