Home / 55,577.59-83,383.70-18,145.27

Finding the Fourth Proportional to 55,577.59, 83,383.70 and 18,145.27

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Solution

The fourth proportional to 55,577.59, 83,383.70 and 18,145.27 is: 27,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,577.59 : 83,383.70 = 18,145.27 : x
  2. Step 2: Convert to fraction form
    55,577.59/83,383.70 = 18,145.27/x
  3. Step 3: Cross multiply
    55,577.59x = 83,383.70 × 18,145.27
  4. Step 4: Simplify right side
    55,577.59x = 1,513,019,447.67
  5. Step 5: Solve for x
    x = 1,513,019,447.67/55,577.59
  6. Step 6: Final answer
    x = 27,223.55

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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.