Home / 38,659.10-57,954.90-14,982.80

Finding the Fourth Proportional to 38,659.10, 57,954.90 and 14,982.80

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Solution

The fourth proportional to 38,659.10, 57,954.90 and 14,982.80 is: 22,461.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,659.10 : 57,954.90 = 14,982.80 : x
  2. Step 2: Convert to fraction form
    38,659.10/57,954.90 = 14,982.80/x
  3. Step 3: Cross multiply
    38,659.10x = 57,954.90 × 14,982.80
  4. Step 4: Simplify right side
    38,659.10x = 868,326,675.72
  5. Step 5: Solve for x
    x = 868,326,675.72/38,659.10
  6. Step 6: Final answer
    x = 22,461.12

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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.