Home / 38,773.11-53,492.88-21,996.39

Finding the Fourth Proportional to 38,773.11, 53,492.88 and 21,996.39

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Solution

The fourth proportional to 38,773.11, 53,492.88 and 21,996.39 is: 30,347.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,773.11 : 53,492.88 = 21,996.39 : x
  2. Step 2: Convert to fraction form
    38,773.11/53,492.88 = 21,996.39/x
  3. Step 3: Cross multiply
    38,773.11x = 53,492.88 × 21,996.39
  4. Step 4: Simplify right side
    38,773.11x = 1,176,650,250.70
  5. Step 5: Solve for x
    x = 1,176,650,250.70/38,773.11
  6. Step 6: Final answer
    x = 30,347.07

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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.