Home / 26,125.52-39,189.76-8,357.74

Finding the Fourth Proportional to 26,125.52, 39,189.76 and 8,357.74

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Solution

The fourth proportional to 26,125.52, 39,189.76 and 8,357.74 is: 12,537.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,125.52 : 39,189.76 = 8,357.74 : x
  2. Step 2: Convert to fraction form
    26,125.52/39,189.76 = 8,357.74/x
  3. Step 3: Cross multiply
    26,125.52x = 39,189.76 × 8,357.74
  4. Step 4: Simplify right side
    26,125.52x = 327,537,824.74
  5. Step 5: Solve for x
    x = 327,537,824.74/26,125.52
  6. Step 6: Final answer
    x = 12,537.08

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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.