Home / 18,335.78-25,298.27-10,377.83

Finding the Fourth Proportional to 18,335.78, 25,298.27 and 10,377.83

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Solution

The fourth proportional to 18,335.78, 25,298.27 and 10,377.83 is: 14,318.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.78 : 25,298.27 = 10,377.83 : x
  2. Step 2: Convert to fraction form
    18,335.78/25,298.27 = 10,377.83/x
  3. Step 3: Cross multiply
    18,335.78x = 25,298.27 × 10,377.83
  4. Step 4: Simplify right side
    18,335.78x = 262,541,093.46
  5. Step 5: Solve for x
    x = 262,541,093.46/18,335.78
  6. Step 6: Final answer
    x = 14,318.52

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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.