Home / 55,690.92-83,569.02-22,405.80

Finding the Fourth Proportional to 55,690.92, 83,569.02 and 22,405.80

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Solution

The fourth proportional to 55,690.92, 83,569.02 and 22,405.80 is: 33,621.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,690.92 : 83,569.02 = 22,405.80 : x
  2. Step 2: Convert to fraction form
    55,690.92/83,569.02 = 22,405.80/x
  3. Step 3: Cross multiply
    55,690.92x = 83,569.02 × 22,405.80
  4. Step 4: Simplify right side
    55,690.92x = 1,872,430,748.32
  5. Step 5: Solve for x
    x = 1,872,430,748.32/55,690.92
  6. Step 6: Final answer
    x = 33,621.83

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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.