Home / 18,867.50-26,037.14-10,370.18

Finding the Fourth Proportional to 18,867.50, 26,037.14 and 10,370.18

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Solution

The fourth proportional to 18,867.50, 26,037.14 and 10,370.18 is: 14,310.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,867.50 : 26,037.14 = 10,370.18 : x
  2. Step 2: Convert to fraction form
    18,867.50/26,037.14 = 10,370.18/x
  3. Step 3: Cross multiply
    18,867.50x = 26,037.14 × 10,370.18
  4. Step 4: Simplify right side
    18,867.50x = 270,009,646.45
  5. Step 5: Solve for x
    x = 270,009,646.45/18,867.50
  6. Step 6: Final answer
    x = 14,310.83

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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.