Home / 15,472.04-23,215.46-7,147.46

Finding the Fourth Proportional to 15,472.04, 23,215.46 and 7,147.46

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Solution

The fourth proportional to 15,472.04, 23,215.46 and 7,147.46 is: 10,724.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,472.04 : 23,215.46 = 7,147.46 : x
  2. Step 2: Convert to fraction form
    15,472.04/23,215.46 = 7,147.46/x
  3. Step 3: Cross multiply
    15,472.04x = 23,215.46 × 7,147.46
  4. Step 4: Simplify right side
    15,472.04x = 165,931,594.03
  5. Step 5: Solve for x
    x = 165,931,594.03/15,472.04
  6. Step 6: Final answer
    x = 10,724.61

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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.