Home / 15,060.61-22,598.66-7,172.07

Finding the Fourth Proportional to 15,060.61, 22,598.66 and 7,172.07

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Solution

The fourth proportional to 15,060.61, 22,598.66 and 7,172.07 is: 10,761.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,060.61 : 22,598.66 = 7,172.07 : x
  2. Step 2: Convert to fraction form
    15,060.61/22,598.66 = 7,172.07/x
  3. Step 3: Cross multiply
    15,060.61x = 22,598.66 × 7,172.07
  4. Step 4: Simplify right side
    15,060.61x = 162,079,231.73
  5. Step 5: Solve for x
    x = 162,079,231.73/15,060.61
  6. Step 6: Final answer
    x = 10,761.80

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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.