Home / 38,342.75-57,523.35-12,047.49

Finding the Fourth Proportional to 38,342.75, 57,523.35 and 12,047.49

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Solution

The fourth proportional to 38,342.75, 57,523.35 and 12,047.49 is: 18,074.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342.75 : 57,523.35 = 12,047.49 : x
  2. Step 2: Convert to fraction form
    38,342.75/57,523.35 = 12,047.49/x
  3. Step 3: Cross multiply
    38,342.75x = 57,523.35 × 12,047.49
  4. Step 4: Simplify right side
    38,342.75x = 693,011,983.89
  5. Step 5: Solve for x
    x = 693,011,983.89/38,342.75
  6. Step 6: Final answer
    x = 18,074.14

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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.