Home / 15,209.12-22,824.60-6,446.48

Finding the Fourth Proportional to 15,209.12, 22,824.60 and 6,446.48

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Solution

The fourth proportional to 15,209.12, 22,824.60 and 6,446.48 is: 9,674.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,209.12 : 22,824.60 = 6,446.48 : x
  2. Step 2: Convert to fraction form
    15,209.12/22,824.60 = 6,446.48/x
  3. Step 3: Cross multiply
    15,209.12x = 22,824.60 × 6,446.48
  4. Step 4: Simplify right side
    15,209.12x = 147,138,327.41
  5. Step 5: Solve for x
    x = 147,138,327.41/15,209.12
  6. Step 6: Final answer
    x = 9,674.35

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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.