Home / 15,748.40-23,615.20-5,885.03

Finding the Fourth Proportional to 15,748.40, 23,615.20 and 5,885.03

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Solution

The fourth proportional to 15,748.40, 23,615.20 and 5,885.03 is: 8,824.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,748.40 : 23,615.20 = 5,885.03 : x
  2. Step 2: Convert to fraction form
    15,748.40/23,615.20 = 5,885.03/x
  3. Step 3: Cross multiply
    15,748.40x = 23,615.20 × 5,885.03
  4. Step 4: Simplify right side
    15,748.40x = 138,976,160.46
  5. Step 5: Solve for x
    x = 138,976,160.46/15,748.40
  6. Step 6: Final answer
    x = 8,824.78

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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.