Home / 55,855.80-83,712.42-26,208.18

Finding the Fourth Proportional to 55,855.80, 83,712.42 and 26,208.18

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Solution

The fourth proportional to 55,855.80, 83,712.42 and 26,208.18 is: 39,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,855.80 : 83,712.42 = 26,208.18 : x
  2. Step 2: Convert to fraction form
    55,855.80/83,712.42 = 26,208.18/x
  3. Step 3: Cross multiply
    55,855.80x = 83,712.42 × 26,208.18
  4. Step 4: Simplify right side
    55,855.80x = 2,193,950,171.60
  5. Step 5: Solve for x
    x = 2,193,950,171.60/55,855.80
  6. Step 6: Final answer
    x = 39,278.82

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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.