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Finding the Fourth Proportional to 15,168.29, 22,752.42 and 7,053.03

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Solution

The fourth proportional to 15,168.29, 22,752.42 and 7,053.03 is: 10,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,168.29 : 22,752.42 = 7,053.03 : x
  2. Step 2: Convert to fraction form
    15,168.29/22,752.42 = 7,053.03/x
  3. Step 3: Cross multiply
    15,168.29x = 22,752.42 × 7,053.03
  4. Step 4: Simplify right side
    15,168.29x = 160,473,559.71
  5. Step 5: Solve for x
    x = 160,473,559.71/15,168.29
  6. Step 6: Final answer
    x = 10,579.54

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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.