Home / 15,609.38-23,401.24-7,285.28

Finding the Fourth Proportional to 15,609.38, 23,401.24 and 7,285.28

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Solution

The fourth proportional to 15,609.38, 23,401.24 and 7,285.28 is: 10,921.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609.38 : 23,401.24 = 7,285.28 : x
  2. Step 2: Convert to fraction form
    15,609.38/23,401.24 = 7,285.28/x
  3. Step 3: Cross multiply
    15,609.38x = 23,401.24 × 7,285.28
  4. Step 4: Simplify right side
    15,609.38x = 170,484,585.75
  5. Step 5: Solve for x
    x = 170,484,585.75/15,609.38
  6. Step 6: Final answer
    x = 10,921.93

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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.