Home / 38,999.40-58,499.10-34,722.60

Finding the Fourth Proportional to 38,999.40, 58,499.10 and 34,722.60

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Solution

The fourth proportional to 38,999.40, 58,499.10 and 34,722.60 is: 52,083.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,999.40 : 58,499.10 = 34,722.60 : x
  2. Step 2: Convert to fraction form
    38,999.40/58,499.10 = 34,722.60/x
  3. Step 3: Cross multiply
    38,999.40x = 58,499.10 × 34,722.60
  4. Step 4: Simplify right side
    38,999.40x = 2,031,240,849.66
  5. Step 5: Solve for x
    x = 2,031,240,849.66/38,999.40
  6. Step 6: Final answer
    x = 52,083.90

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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.