Home / 26,451.78-39,680.69-9,592.74

Finding the Fourth Proportional to 26,451.78, 39,680.69 and 9,592.74

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Solution

The fourth proportional to 26,451.78, 39,680.69 and 9,592.74 is: 14,390.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,451.78 : 39,680.69 = 9,592.74 : x
  2. Step 2: Convert to fraction form
    26,451.78/39,680.69 = 9,592.74/x
  3. Step 3: Cross multiply
    26,451.78x = 39,680.69 × 9,592.74
  4. Step 4: Simplify right side
    26,451.78x = 380,646,542.19
  5. Step 5: Solve for x
    x = 380,646,542.19/26,451.78
  6. Step 6: Final answer
    x = 14,390.21

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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.