Home / 38,204.42-57,307.42-11,909.38

Finding the Fourth Proportional to 38,204.42, 57,307.42 and 11,909.38

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Solution

The fourth proportional to 38,204.42, 57,307.42 and 11,909.38 is: 17,864.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,204.42 : 57,307.42 = 11,909.38 : x
  2. Step 2: Convert to fraction form
    38,204.42/57,307.42 = 11,909.38/x
  3. Step 3: Cross multiply
    38,204.42x = 57,307.42 × 11,909.38
  4. Step 4: Simplify right side
    38,204.42x = 682,495,841.60
  5. Step 5: Solve for x
    x = 682,495,841.60/38,204.42
  6. Step 6: Final answer
    x = 17,864.32

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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.