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Finding the Fourth Proportional to 38,328.01, 57,492.02 and 17,243.42

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Solution

The fourth proportional to 38,328.01, 57,492.02 and 17,243.42 is: 25,865.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,328.01 : 57,492.02 = 17,243.42 : x
  2. Step 2: Convert to fraction form
    38,328.01/57,492.02 = 17,243.42/x
  3. Step 3: Cross multiply
    38,328.01x = 57,492.02 × 17,243.42
  4. Step 4: Simplify right side
    38,328.01x = 991,359,234.35
  5. Step 5: Solve for x
    x = 991,359,234.35/38,328.01
  6. Step 6: Final answer
    x = 25,865.14

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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.