Home / 26,405.40-36,439.41-14,468.73

Finding the Fourth Proportional to 26,405.40, 36,439.41 and 14,468.73

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Solution

The fourth proportional to 26,405.40, 36,439.41 and 14,468.73 is: 19,966.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,405.40 : 36,439.41 = 14,468.73 : x
  2. Step 2: Convert to fraction form
    26,405.40/36,439.41 = 14,468.73/x
  3. Step 3: Cross multiply
    26,405.40x = 36,439.41 × 14,468.73
  4. Step 4: Simplify right side
    26,405.40x = 527,231,984.65
  5. Step 5: Solve for x
    x = 527,231,984.65/26,405.40
  6. Step 6: Final answer
    x = 19,966.82

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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.