Home / 38,068.71-57,110.35-11,768.82

Finding the Fourth Proportional to 38,068.71, 57,110.35 and 11,768.82

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Solution

The fourth proportional to 38,068.71, 57,110.35 and 11,768.82 is: 17,655.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,068.71 : 57,110.35 = 11,768.82 : x
  2. Step 2: Convert to fraction form
    38,068.71/57,110.35 = 11,768.82/x
  3. Step 3: Cross multiply
    38,068.71x = 57,110.35 × 11,768.82
  4. Step 4: Simplify right side
    38,068.71x = 672,121,143.74
  5. Step 5: Solve for x
    x = 672,121,143.74/38,068.71
  6. Step 6: Final answer
    x = 17,655.48

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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.