Home / 38,094.96-52,570.32-21,098.78

Finding the Fourth Proportional to 38,094.96, 52,570.32 and 21,098.78

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Solution

The fourth proportional to 38,094.96, 52,570.32 and 21,098.78 is: 29,115.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,094.96 : 52,570.32 = 21,098.78 : x
  2. Step 2: Convert to fraction form
    38,094.96/52,570.32 = 21,098.78/x
  3. Step 3: Cross multiply
    38,094.96x = 52,570.32 × 21,098.78
  4. Step 4: Simplify right side
    38,094.96x = 1,109,169,471.38
  5. Step 5: Solve for x
    x = 1,109,169,471.38/38,094.96
  6. Step 6: Final answer
    x = 29,115.91

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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.