Home / 55,889.15-83,815.95-18,442.24

Finding the Fourth Proportional to 55,889.15, 83,815.95 and 18,442.24

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Solution

The fourth proportional to 55,889.15, 83,815.95 and 18,442.24 is: 27,657.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,889.15 : 83,815.95 = 18,442.24 : x
  2. Step 2: Convert to fraction form
    55,889.15/83,815.95 = 18,442.24/x
  3. Step 3: Cross multiply
    55,889.15x = 83,815.95 × 18,442.24
  4. Step 4: Simplify right side
    55,889.15x = 1,545,753,865.73
  5. Step 5: Solve for x
    x = 1,545,753,865.73/55,889.15
  6. Step 6: Final answer
    x = 27,657.49

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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.