Home / 38,143.60-57,266.70-22,364.80

Finding the Fourth Proportional to 38,143.60, 57,266.70 and 22,364.80

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Solution

The fourth proportional to 38,143.60, 57,266.70 and 22,364.80 is: 33,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,143.60 : 57,266.70 = 22,364.80 : x
  2. Step 2: Convert to fraction form
    38,143.60/57,266.70 = 22,364.80/x
  3. Step 3: Cross multiply
    38,143.60x = 57,266.70 × 22,364.80
  4. Step 4: Simplify right side
    38,143.60x = 1,280,758,292.16
  5. Step 5: Solve for x
    x = 1,280,758,292.16/38,143.60
  6. Step 6: Final answer
    x = 33,577.28

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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.