Home / 15,882.60-23,775.30-9,289.20

Finding the Fourth Proportional to 15,882.60, 23,775.30 and 9,289.20

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Solution

The fourth proportional to 15,882.60, 23,775.30 and 9,289.20 is: 13,905.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,882.60 : 23,775.30 = 9,289.20 : x
  2. Step 2: Convert to fraction form
    15,882.60/23,775.30 = 9,289.20/x
  3. Step 3: Cross multiply
    15,882.60x = 23,775.30 × 9,289.20
  4. Step 4: Simplify right side
    15,882.60x = 220,853,516.76
  5. Step 5: Solve for x
    x = 220,853,516.76/15,882.60
  6. Step 6: Final answer
    x = 13,905.38

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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.