Home / 15,512.72-23,278.08-6,153.56

Finding the Fourth Proportional to 15,512.72, 23,278.08 and 6,153.56

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Solution

The fourth proportional to 15,512.72, 23,278.08 and 6,153.56 is: 9,233.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,512.72 : 23,278.08 = 6,153.56 : x
  2. Step 2: Convert to fraction form
    15,512.72/23,278.08 = 6,153.56/x
  3. Step 3: Cross multiply
    15,512.72x = 23,278.08 × 6,153.56
  4. Step 4: Simplify right side
    15,512.72x = 143,243,061.96
  5. Step 5: Solve for x
    x = 143,243,061.96/15,512.72
  6. Step 6: Final answer
    x = 9,233.91

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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.