Home / 55,979.56-83,950.62-22,689.64

Finding the Fourth Proportional to 55,979.56, 83,950.62 and 22,689.64

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Solution

The fourth proportional to 55,979.56, 83,950.62 and 22,689.64 is: 34,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,979.56 : 83,950.62 = 22,689.64 : x
  2. Step 2: Convert to fraction form
    55,979.56/83,950.62 = 22,689.64/x
  3. Step 3: Cross multiply
    55,979.56x = 83,950.62 × 22,689.64
  4. Step 4: Simplify right side
    55,979.56x = 1,904,809,345.58
  5. Step 5: Solve for x
    x = 1,904,809,345.58/55,979.56
  6. Step 6: Final answer
    x = 34,026.87

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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.