Home / 17,701.50-26,555.76-5,221.74

Finding the Fourth Proportional to 17,701.50, 26,555.76 and 5,221.74

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Solution

The fourth proportional to 17,701.50, 26,555.76 and 5,221.74 is: 7,833.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,701.50 : 26,555.76 = 5,221.74 : x
  2. Step 2: Convert to fraction form
    17,701.50/26,555.76 = 5,221.74/x
  3. Step 3: Cross multiply
    17,701.50x = 26,555.76 × 5,221.74
  4. Step 4: Simplify right side
    17,701.50x = 138,667,274.22
  5. Step 5: Solve for x
    x = 138,667,274.22/17,701.50
  6. Step 6: Final answer
    x = 7,833.65

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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.