Home / 38,470.48-57,706.20-14,779.60

Finding the Fourth Proportional to 38,470.48, 57,706.20 and 14,779.60

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Solution

The fourth proportional to 38,470.48, 57,706.20 and 14,779.60 is: 22,169.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,470.48 : 57,706.20 = 14,779.60 : x
  2. Step 2: Convert to fraction form
    38,470.48/57,706.20 = 14,779.60/x
  3. Step 3: Cross multiply
    38,470.48x = 57,706.20 × 14,779.60
  4. Step 4: Simplify right side
    38,470.48x = 852,874,553.52
  5. Step 5: Solve for x
    x = 852,874,553.52/38,470.48
  6. Step 6: Final answer
    x = 22,169.58

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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.