Home / 38,220.18-57,330.27-17,148.66

Finding the Fourth Proportional to 38,220.18, 57,330.27 and 17,148.66

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Solution

The fourth proportional to 38,220.18, 57,330.27 and 17,148.66 is: 25,722.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,220.18 : 57,330.27 = 17,148.66 : x
  2. Step 2: Convert to fraction form
    38,220.18/57,330.27 = 17,148.66/x
  3. Step 3: Cross multiply
    38,220.18x = 57,330.27 × 17,148.66
  4. Step 4: Simplify right side
    38,220.18x = 983,137,307.94
  5. Step 5: Solve for x
    x = 983,137,307.94/38,220.18
  6. Step 6: Final answer
    x = 25,722.99

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Double scale
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Similar ratio
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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.