Home / 16,836.47-25,252.27-5,146.55

Finding the Fourth Proportional to 16,836.47, 25,252.27 and 5,146.55

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Solution

The fourth proportional to 16,836.47, 25,252.27 and 5,146.55 is: 7,719.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.47 : 25,252.27 = 5,146.55 : x
  2. Step 2: Convert to fraction form
    16,836.47/25,252.27 = 5,146.55/x
  3. Step 3: Cross multiply
    16,836.47x = 25,252.27 × 5,146.55
  4. Step 4: Simplify right side
    16,836.47x = 129,962,070.17
  5. Step 5: Solve for x
    x = 129,962,070.17/16,836.47
  6. Step 6: Final answer
    x = 7,719.08

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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.