Home / 38,192.40-52,720.20-24,778.80

Finding the Fourth Proportional to 38,192.40, 52,720.20 and 24,778.80

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Solution

The fourth proportional to 38,192.40, 52,720.20 and 24,778.80 is: 34,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,192.40 : 52,720.20 = 24,778.80 : x
  2. Step 2: Convert to fraction form
    38,192.40/52,720.20 = 24,778.80/x
  3. Step 3: Cross multiply
    38,192.40x = 52,720.20 × 24,778.80
  4. Step 4: Simplify right side
    38,192.40x = 1,306,343,291.76
  5. Step 5: Solve for x
    x = 1,306,343,291.76/38,192.40
  6. Step 6: Final answer
    x = 34,204.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.