Home / 38,831.80-58,247.70-26,543.80

Finding the Fourth Proportional to 38,831.80, 58,247.70 and 26,543.80

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Solution

The fourth proportional to 38,831.80, 58,247.70 and 26,543.80 is: 39,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,831.80 : 58,247.70 = 26,543.80 : x
  2. Step 2: Convert to fraction form
    38,831.80/58,247.70 = 26,543.80/x
  3. Step 3: Cross multiply
    38,831.80x = 58,247.70 × 26,543.80
  4. Step 4: Simplify right side
    38,831.80x = 1,546,115,299.26
  5. Step 5: Solve for x
    x = 1,546,115,299.26/38,831.80
  6. Step 6: Final answer
    x = 39,815.70

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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.