Home / 38,831.20-58,117.20-27,167.20

Finding the Fourth Proportional to 38,831.20, 58,117.20 and 27,167.20

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Solution

The fourth proportional to 38,831.20, 58,117.20 and 27,167.20 is: 40,660.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,831.20 : 58,117.20 = 27,167.20 : x
  2. Step 2: Convert to fraction form
    38,831.20/58,117.20 = 27,167.20/x
  3. Step 3: Cross multiply
    38,831.20x = 58,117.20 × 27,167.20
  4. Step 4: Simplify right side
    38,831.20x = 1,578,881,595.84
  5. Step 5: Solve for x
    x = 1,578,881,595.84/38,831.20
  6. Step 6: Final answer
    x = 40,660.13

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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.