Home / 23,022.23-31,737.29-15,247.98

Finding the Fourth Proportional to 23,022.23, 31,737.29 and 15,247.98

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Solution

The fourth proportional to 23,022.23, 31,737.29 and 15,247.98 is: 21,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,022.23 : 31,737.29 = 15,247.98 : x
  2. Step 2: Convert to fraction form
    23,022.23/31,737.29 = 15,247.98/x
  3. Step 3: Cross multiply
    23,022.23x = 31,737.29 × 15,247.98
  4. Step 4: Simplify right side
    23,022.23x = 483,929,486.93
  5. Step 5: Solve for x
    x = 483,929,486.93/23,022.23
  6. Step 6: Final answer
    x = 21,020.10

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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.