Home / 54,454.52-81,685.89-15,011.30

Finding the Fourth Proportional to 54,454.52, 81,685.89 and 15,011.30

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Solution

The fourth proportional to 54,454.52, 81,685.89 and 15,011.30 is: 22,518.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,454.52 : 81,685.89 = 15,011.30 : x
  2. Step 2: Convert to fraction form
    54,454.52/81,685.89 = 15,011.30/x
  3. Step 3: Cross multiply
    54,454.52x = 81,685.89 × 15,011.30
  4. Step 4: Simplify right side
    54,454.52x = 1,226,211,604.77
  5. Step 5: Solve for x
    x = 1,226,211,604.77/54,454.52
  6. Step 6: Final answer
    x = 22,518.09

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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.