Home / 17,965.38-26,945.95-4,818.68

Finding the Fourth Proportional to 17,965.38, 26,945.95 and 4,818.68

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Solution

The fourth proportional to 17,965.38, 26,945.95 and 4,818.68 is: 7,227.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,965.38 : 26,945.95 = 4,818.68 : x
  2. Step 2: Convert to fraction form
    17,965.38/26,945.95 = 4,818.68/x
  3. Step 3: Cross multiply
    17,965.38x = 26,945.95 × 4,818.68
  4. Step 4: Simplify right side
    17,965.38x = 129,843,910.35
  5. Step 5: Solve for x
    x = 129,843,910.35/17,965.38
  6. Step 6: Final answer
    x = 7,227.45

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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.