Home / 25,831.18-38,743.53-10,233.82

Finding the Fourth Proportional to 25,831.18, 38,743.53 and 10,233.82

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Solution

The fourth proportional to 25,831.18, 38,743.53 and 10,233.82 is: 15,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,831.18 : 38,743.53 = 10,233.82 : x
  2. Step 2: Convert to fraction form
    25,831.18/38,743.53 = 10,233.82/x
  3. Step 3: Cross multiply
    25,831.18x = 38,743.53 × 10,233.82
  4. Step 4: Simplify right side
    25,831.18x = 396,494,312.18
  5. Step 5: Solve for x
    x = 396,494,312.18/25,831.18
  6. Step 6: Final answer
    x = 15,349.45

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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.