Home / 38,831.03-58,246.58-11,813.59

Finding the Fourth Proportional to 38,831.03, 58,246.58 and 11,813.59

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Solution

The fourth proportional to 38,831.03, 58,246.58 and 11,813.59 is: 17,720.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,831.03 : 58,246.58 = 11,813.59 : x
  2. Step 2: Convert to fraction form
    38,831.03/58,246.58 = 11,813.59/x
  3. Step 3: Cross multiply
    38,831.03x = 58,246.58 × 11,813.59
  4. Step 4: Simplify right side
    38,831.03x = 688,101,098.94
  5. Step 5: Solve for x
    x = 688,101,098.94/38,831.03
  6. Step 6: Final answer
    x = 17,720.39

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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.