Home / 26,445.20-39,667.76-10,851.84

Finding the Fourth Proportional to 26,445.20, 39,667.76 and 10,851.84

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Solution

The fourth proportional to 26,445.20, 39,667.76 and 10,851.84 is: 16,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,445.20 : 39,667.76 = 10,851.84 : x
  2. Step 2: Convert to fraction form
    26,445.20/39,667.76 = 10,851.84/x
  3. Step 3: Cross multiply
    26,445.20x = 39,667.76 × 10,851.84
  4. Step 4: Simplify right side
    26,445.20x = 430,468,184.68
  5. Step 5: Solve for x
    x = 430,468,184.68/26,445.20
  6. Step 6: Final answer
    x = 16,277.74

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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.