Home / 26,399.12-36,431.62-14,463.18

Finding the Fourth Proportional to 26,399.12, 36,431.62 and 14,463.18

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Solution

The fourth proportional to 26,399.12, 36,431.62 and 14,463.18 is: 19,959.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,399.12 : 36,431.62 = 14,463.18 : x
  2. Step 2: Convert to fraction form
    26,399.12/36,431.62 = 14,463.18/x
  3. Step 3: Cross multiply
    26,399.12x = 36,431.62 × 14,463.18
  4. Step 4: Simplify right side
    26,399.12x = 526,917,041.59
  5. Step 5: Solve for x
    x = 526,917,041.59/26,399.12
  6. Step 6: Final answer
    x = 19,959.65

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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.