Home / 38,351.28-52,928.34-22,434.72

Finding the Fourth Proportional to 38,351.28, 52,928.34 and 22,434.72

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Solution

The fourth proportional to 38,351.28, 52,928.34 and 22,434.72 is: 30,962.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,351.28 : 52,928.34 = 22,434.72 : x
  2. Step 2: Convert to fraction form
    38,351.28/52,928.34 = 22,434.72/x
  3. Step 3: Cross multiply
    38,351.28x = 52,928.34 × 22,434.72
  4. Step 4: Simplify right side
    38,351.28x = 1,187,432,487.96
  5. Step 5: Solve for x
    x = 1,187,432,487.96/38,351.28
  6. Step 6: Final answer
    x = 30,962.00

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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.