Home / 38,242.96-57,354.66-11,934.16

Finding the Fourth Proportional to 38,242.96, 57,354.66 and 11,934.16

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Solution

The fourth proportional to 38,242.96, 57,354.66 and 11,934.16 is: 17,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,242.96 : 57,354.66 = 11,934.16 : x
  2. Step 2: Convert to fraction form
    38,242.96/57,354.66 = 11,934.16/x
  3. Step 3: Cross multiply
    38,242.96x = 57,354.66 × 11,934.16
  4. Step 4: Simplify right side
    38,242.96x = 684,479,689.19
  5. Step 5: Solve for x
    x = 684,479,689.19/38,242.96
  6. Step 6: Final answer
    x = 17,898.19

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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.