Home / 15,614.32-23,430.70-5,760.48

Finding the Fourth Proportional to 15,614.32, 23,430.70 and 5,760.48

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Solution

The fourth proportional to 15,614.32, 23,430.70 and 5,760.48 is: 8,644.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.32 : 23,430.70 = 5,760.48 : x
  2. Step 2: Convert to fraction form
    15,614.32/23,430.70 = 5,760.48/x
  3. Step 3: Cross multiply
    15,614.32x = 23,430.70 × 5,760.48
  4. Step 4: Simplify right side
    15,614.32x = 134,972,078.74
  5. Step 5: Solve for x
    x = 134,972,078.74/15,614.32
  6. Step 6: Final answer
    x = 8,644.12

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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.