Home / 16,851.30-25,276.95-11,213.70

Finding the Fourth Proportional to 16,851.30, 25,276.95 and 11,213.70

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Solution

The fourth proportional to 16,851.30, 25,276.95 and 11,213.70 is: 16,820.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,851.30 : 25,276.95 = 11,213.70 : x
  2. Step 2: Convert to fraction form
    16,851.30/25,276.95 = 11,213.70/x
  3. Step 3: Cross multiply
    16,851.30x = 25,276.95 × 11,213.70
  4. Step 4: Simplify right side
    16,851.30x = 283,448,134.22
  5. Step 5: Solve for x
    x = 283,448,134.22/16,851.30
  6. Step 6: Final answer
    x = 16,820.55

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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.