Home / 15,859.81-23,792.42-5,330.85

Finding the Fourth Proportional to 15,859.81, 23,792.42 and 5,330.85

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Solution

The fourth proportional to 15,859.81, 23,792.42 and 5,330.85 is: 7,997.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,859.81 : 23,792.42 = 5,330.85 : x
  2. Step 2: Convert to fraction form
    15,859.81/23,792.42 = 5,330.85/x
  3. Step 3: Cross multiply
    15,859.81x = 23,792.42 × 5,330.85
  4. Step 4: Simplify right side
    15,859.81x = 126,833,822.16
  5. Step 5: Solve for x
    x = 126,833,822.16/15,859.81
  6. Step 6: Final answer
    x = 7,997.18

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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.