Home / 38,071.20-52,539.92-21,304.48

Finding the Fourth Proportional to 38,071.20, 52,539.92 and 21,304.48

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Solution

The fourth proportional to 38,071.20, 52,539.92 and 21,304.48 is: 29,401.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071.20 : 52,539.92 = 21,304.48 : x
  2. Step 2: Convert to fraction form
    38,071.20/52,539.92 = 21,304.48/x
  3. Step 3: Cross multiply
    38,071.20x = 52,539.92 × 21,304.48
  4. Step 4: Simplify right side
    38,071.20x = 1,119,335,674.84
  5. Step 5: Solve for x
    x = 1,119,335,674.84/38,071.20
  6. Step 6: Final answer
    x = 29,401.11

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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.