Home / 55,979.28-83,967.62-22,690.44

Finding the Fourth Proportional to 55,979.28, 83,967.62 and 22,690.44

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Solution

The fourth proportional to 55,979.28, 83,967.62 and 22,690.44 is: 34,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,979.28 : 83,967.62 = 22,690.44 : x
  2. Step 2: Convert to fraction form
    55,979.28/83,967.62 = 22,690.44/x
  3. Step 3: Cross multiply
    55,979.28x = 83,967.62 × 22,690.44
  4. Step 4: Simplify right side
    55,979.28x = 1,905,262,130.10
  5. Step 5: Solve for x
    x = 1,905,262,130.10/55,979.28
  6. Step 6: Final answer
    x = 34,035.13

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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.