Home / 38,336.12-57,466.80-18,340.39

Finding the Fourth Proportional to 38,336.12, 57,466.80 and 18,340.39

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Solution

The fourth proportional to 38,336.12, 57,466.80 and 18,340.39 is: 27,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,336.12 : 57,466.80 = 18,340.39 : x
  2. Step 2: Convert to fraction form
    38,336.12/57,466.80 = 18,340.39/x
  3. Step 3: Cross multiply
    38,336.12x = 57,466.80 × 18,340.39
  4. Step 4: Simplify right side
    38,336.12x = 1,053,963,524.05
  5. Step 5: Solve for x
    x = 1,053,963,524.05/38,336.12
  6. Step 6: Final answer
    x = 27,492.70

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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.