Home / 18,867.96-26,037.72-10,370.65

Finding the Fourth Proportional to 18,867.96, 26,037.72 and 10,370.65

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Solution

The fourth proportional to 18,867.96, 26,037.72 and 10,370.65 is: 14,311.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,867.96 : 26,037.72 = 10,370.65 : x
  2. Step 2: Convert to fraction form
    18,867.96/26,037.72 = 10,370.65/x
  3. Step 3: Cross multiply
    18,867.96x = 26,037.72 × 10,370.65
  4. Step 4: Simplify right side
    18,867.96x = 270,028,029.06
  5. Step 5: Solve for x
    x = 270,028,029.06/18,867.96
  6. Step 6: Final answer
    x = 14,311.46

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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.