Home / 18,236.52-25,166.28-10,684.32

Finding the Fourth Proportional to 18,236.52, 25,166.28 and 10,684.32

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Solution

The fourth proportional to 18,236.52, 25,166.28 and 10,684.32 is: 14,744.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,236.52 : 25,166.28 = 10,684.32 : x
  2. Step 2: Convert to fraction form
    18,236.52/25,166.28 = 10,684.32/x
  3. Step 3: Cross multiply
    18,236.52x = 25,166.28 × 10,684.32
  4. Step 4: Simplify right side
    18,236.52x = 268,884,588.73
  5. Step 5: Solve for x
    x = 268,884,588.73/18,236.52
  6. Step 6: Final answer
    x = 14,744.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.