Home / 15,631.28-23,450.11-5,102.24

Finding the Fourth Proportional to 15,631.28, 23,450.11 and 5,102.24

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Solution

The fourth proportional to 15,631.28, 23,450.11 and 5,102.24 is: 7,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,631.28 : 23,450.11 = 5,102.24 : x
  2. Step 2: Convert to fraction form
    15,631.28/23,450.11 = 5,102.24/x
  3. Step 3: Cross multiply
    15,631.28x = 23,450.11 × 5,102.24
  4. Step 4: Simplify right side
    15,631.28x = 119,648,091.15
  5. Step 5: Solve for x
    x = 119,648,091.15/15,631.28
  6. Step 6: Final answer
    x = 7,654.40

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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.