Home / 55,769.80-83,634.72-20,222.16

Finding the Fourth Proportional to 55,769.80, 83,634.72 and 20,222.16

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Solution

The fourth proportional to 55,769.80, 83,634.72 and 20,222.16 is: 30,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,769.80 : 83,634.72 = 20,222.16 : x
  2. Step 2: Convert to fraction form
    55,769.80/83,634.72 = 20,222.16/x
  3. Step 3: Cross multiply
    55,769.80x = 83,634.72 × 20,222.16
  4. Step 4: Simplify right side
    55,769.80x = 1,691,274,689.40
  5. Step 5: Solve for x
    x = 1,691,274,689.40/55,769.80
  6. Step 6: Final answer
    x = 30,326.00

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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.