Home / 26,824.76-40,242.84-8,106.20

Finding the Fourth Proportional to 26,824.76, 40,242.84 and 8,106.20

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Solution

The fourth proportional to 26,824.76, 40,242.84 and 8,106.20 is: 12,161.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,824.76 : 40,242.84 = 8,106.20 : x
  2. Step 2: Convert to fraction form
    26,824.76/40,242.84 = 8,106.20/x
  3. Step 3: Cross multiply
    26,824.76x = 40,242.84 × 8,106.20
  4. Step 4: Simplify right side
    26,824.76x = 326,216,509.61
  5. Step 5: Solve for x
    x = 326,216,509.61/26,824.76
  6. Step 6: Final answer
    x = 12,161.02

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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.