Home / 26,454.20-39,680.86-10,658.84

Finding the Fourth Proportional to 26,454.20, 39,680.86 and 10,658.84

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Solution

The fourth proportional to 26,454.20, 39,680.86 and 10,658.84 is: 15,988.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,454.20 : 39,680.86 = 10,658.84 : x
  2. Step 2: Convert to fraction form
    26,454.20/39,680.86 = 10,658.84/x
  3. Step 3: Cross multiply
    26,454.20x = 39,680.86 × 10,658.84
  4. Step 4: Simplify right side
    26,454.20x = 422,952,030.34
  5. Step 5: Solve for x
    x = 422,952,030.34/26,454.20
  6. Step 6: Final answer
    x = 15,988.09

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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.