Home / 15,485.28-23,227.92-10,888.80

Finding the Fourth Proportional to 15,485.28, 23,227.92 and 10,888.80

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Solution

The fourth proportional to 15,485.28, 23,227.92 and 10,888.80 is: 16,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,485.28 : 23,227.92 = 10,888.80 : x
  2. Step 2: Convert to fraction form
    15,485.28/23,227.92 = 10,888.80/x
  3. Step 3: Cross multiply
    15,485.28x = 23,227.92 × 10,888.80
  4. Step 4: Simplify right side
    15,485.28x = 252,924,175.30
  5. Step 5: Solve for x
    x = 252,924,175.30/15,485.28
  6. Step 6: Final answer
    x = 16,333.20

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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.