Home / 15,562.08-23,338.88-5,172.48

Finding the Fourth Proportional to 15,562.08, 23,338.88 and 5,172.48

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Solution

The fourth proportional to 15,562.08, 23,338.88 and 5,172.48 is: 7,757.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,562.08 : 23,338.88 = 5,172.48 : x
  2. Step 2: Convert to fraction form
    15,562.08/23,338.88 = 5,172.48/x
  3. Step 3: Cross multiply
    15,562.08x = 23,338.88 × 5,172.48
  4. Step 4: Simplify right side
    15,562.08x = 120,719,890.02
  5. Step 5: Solve for x
    x = 120,719,890.02/15,562.08
  6. Step 6: Final answer
    x = 7,757.31

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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.