Home / 15,061.11-22,599.42-7,172.57

Finding the Fourth Proportional to 15,061.11, 22,599.42 and 7,172.57

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Solution

The fourth proportional to 15,061.11, 22,599.42 and 7,172.57 is: 10,762.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,061.11 : 22,599.42 = 7,172.57 : x
  2. Step 2: Convert to fraction form
    15,061.11/22,599.42 = 7,172.57/x
  3. Step 3: Cross multiply
    15,061.11x = 22,599.42 × 7,172.57
  4. Step 4: Simplify right side
    15,061.11x = 162,095,886.05
  5. Step 5: Solve for x
    x = 162,095,886.05/15,061.11
  6. Step 6: Final answer
    x = 10,762.55

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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.