Home / 18,867.11-26,036.60-10,483.61

Finding the Fourth Proportional to 18,867.11, 26,036.60 and 10,483.61

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Solution

The fourth proportional to 18,867.11, 26,036.60 and 10,483.61 is: 14,467.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,867.11 : 26,036.60 = 10,483.61 : x
  2. Step 2: Convert to fraction form
    18,867.11/26,036.60 = 10,483.61/x
  3. Step 3: Cross multiply
    18,867.11x = 26,036.60 × 10,483.61
  4. Step 4: Simplify right side
    18,867.11x = 272,957,377.52
  5. Step 5: Solve for x
    x = 272,957,377.52/18,867.11
  6. Step 6: Final answer
    x = 14,467.37

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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.