Home / 38,250.66-52,784.55-21,254.70

Finding the Fourth Proportional to 38,250.66, 52,784.55 and 21,254.70

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Solution

The fourth proportional to 38,250.66, 52,784.55 and 21,254.70 is: 29,330.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,250.66 : 52,784.55 = 21,254.70 : x
  2. Step 2: Convert to fraction form
    38,250.66/52,784.55 = 21,254.70/x
  3. Step 3: Cross multiply
    38,250.66x = 52,784.55 × 21,254.70
  4. Step 4: Simplify right side
    38,250.66x = 1,121,919,774.89
  5. Step 5: Solve for x
    x = 1,121,919,774.89/38,250.66
  6. Step 6: Final answer
    x = 29,330.73

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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.