Home / 15,400.32-23,100.46-3,713.53

Finding the Fourth Proportional to 15,400.32, 23,100.46 and 3,713.53

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Solution

The fourth proportional to 15,400.32, 23,100.46 and 3,713.53 is: 5,570.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400.32 : 23,100.46 = 3,713.53 : x
  2. Step 2: Convert to fraction form
    15,400.32/23,100.46 = 3,713.53/x
  3. Step 3: Cross multiply
    15,400.32x = 23,100.46 × 3,713.53
  4. Step 4: Simplify right side
    15,400.32x = 85,784,251.22
  5. Step 5: Solve for x
    x = 85,784,251.22/15,400.32
  6. Step 6: Final answer
    x = 5,570.29

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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.