Home / 22,728.02-34,092.40-7,145.66

Finding the Fourth Proportional to 22,728.02, 34,092.40 and 7,145.66

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Solution

The fourth proportional to 22,728.02, 34,092.40 and 7,145.66 is: 10,718.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,728.02 : 34,092.40 = 7,145.66 : x
  2. Step 2: Convert to fraction form
    22,728.02/34,092.40 = 7,145.66/x
  3. Step 3: Cross multiply
    22,728.02x = 34,092.40 × 7,145.66
  4. Step 4: Simplify right side
    22,728.02x = 243,612,698.98
  5. Step 5: Solve for x
    x = 243,612,698.98/22,728.02
  6. Step 6: Final answer
    x = 10,718.61

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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.