Home / 15,488.80-23,233.92-5,100.64

Finding the Fourth Proportional to 15,488.80, 23,233.92 and 5,100.64

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Solution

The fourth proportional to 15,488.80, 23,233.92 and 5,100.64 is: 7,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488.80 : 23,233.92 = 5,100.64 : x
  2. Step 2: Convert to fraction form
    15,488.80/23,233.92 = 5,100.64/x
  3. Step 3: Cross multiply
    15,488.80x = 23,233.92 × 5,100.64
  4. Step 4: Simplify right side
    15,488.80x = 118,507,861.71
  5. Step 5: Solve for x
    x = 118,507,861.71/15,488.80
  6. Step 6: Final answer
    x = 7,651.20

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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.