Home / 54,560.49-81,840.84-15,117.72

Finding the Fourth Proportional to 54,560.49, 81,840.84 and 15,117.72

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Solution

The fourth proportional to 54,560.49, 81,840.84 and 15,117.72 is: 22,676.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,560.49 : 81,840.84 = 15,117.72 : x
  2. Step 2: Convert to fraction form
    54,560.49/81,840.84 = 15,117.72/x
  3. Step 3: Cross multiply
    54,560.49x = 81,840.84 × 15,117.72
  4. Step 4: Simplify right side
    54,560.49x = 1,237,246,903.68
  5. Step 5: Solve for x
    x = 1,237,246,903.68/54,560.49
  6. Step 6: Final answer
    x = 22,676.61

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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.