Home / 38,329.22-57,470.78-14,638.34

Finding the Fourth Proportional to 38,329.22, 57,470.78 and 14,638.34

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Solution

The fourth proportional to 38,329.22, 57,470.78 and 14,638.34 is: 21,948.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,329.22 : 57,470.78 = 14,638.34 : x
  2. Step 2: Convert to fraction form
    38,329.22/57,470.78 = 14,638.34/x
  3. Step 3: Cross multiply
    38,329.22x = 57,470.78 × 14,638.34
  4. Step 4: Simplify right side
    38,329.22x = 841,276,817.71
  5. Step 5: Solve for x
    x = 841,276,817.71/38,329.22
  6. Step 6: Final answer
    x = 21,948.71

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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.