Home / 38,158.40-52,659.96-22,240.28

Finding the Fourth Proportional to 38,158.40, 52,659.96 and 22,240.28

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Solution

The fourth proportional to 38,158.40, 52,659.96 and 22,240.28 is: 30,692.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,158.40 : 52,659.96 = 22,240.28 : x
  2. Step 2: Convert to fraction form
    38,158.40/52,659.96 = 22,240.28/x
  3. Step 3: Cross multiply
    38,158.40x = 52,659.96 × 22,240.28
  4. Step 4: Simplify right side
    38,158.40x = 1,171,172,255.19
  5. Step 5: Solve for x
    x = 1,171,172,255.19/38,158.40
  6. Step 6: Final answer
    x = 30,692.38

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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.