Home / 15,494.28-23,235.60-5,631.12

Finding the Fourth Proportional to 15,494.28, 23,235.60 and 5,631.12

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Solution

The fourth proportional to 15,494.28, 23,235.60 and 5,631.12 is: 8,444.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,494.28 : 23,235.60 = 5,631.12 : x
  2. Step 2: Convert to fraction form
    15,494.28/23,235.60 = 5,631.12/x
  3. Step 3: Cross multiply
    15,494.28x = 23,235.60 × 5,631.12
  4. Step 4: Simplify right side
    15,494.28x = 130,842,451.87
  5. Step 5: Solve for x
    x = 130,842,451.87/15,494.28
  6. Step 6: Final answer
    x = 8,444.56

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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.