Home / 55,660.24-76,353.66-52,647.28

Finding the Fourth Proportional to 55,660.24, 76,353.66 and 52,647.28

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Solution

The fourth proportional to 55,660.24, 76,353.66 and 52,647.28 is: 72,220.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,660.24 : 76,353.66 = 52,647.28 : x
  2. Step 2: Convert to fraction form
    55,660.24/76,353.66 = 52,647.28/x
  3. Step 3: Cross multiply
    55,660.24x = 76,353.66 × 52,647.28
  4. Step 4: Simplify right side
    55,660.24x = 4,019,812,517.04
  5. Step 5: Solve for x
    x = 4,019,812,517.04/55,660.24
  6. Step 6: Final answer
    x = 72,220.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.