Home / 34,159.11-51,226.36-14,439.20

Finding the Fourth Proportional to 34,159.11, 51,226.36 and 14,439.20

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Solution

The fourth proportional to 34,159.11, 51,226.36 and 14,439.20 is: 21,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,159.11 : 51,226.36 = 14,439.20 : x
  2. Step 2: Convert to fraction form
    34,159.11/51,226.36 = 14,439.20/x
  3. Step 3: Cross multiply
    34,159.11x = 51,226.36 × 14,439.20
  4. Step 4: Simplify right side
    34,159.11x = 739,667,365.08
  5. Step 5: Solve for x
    x = 739,667,365.08/34,159.11
  6. Step 6: Final answer
    x = 21,653.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.