Home / 55,518.10-83,236.11-28,825.77

Finding the Fourth Proportional to 55,518.10, 83,236.11 and 28,825.77

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Solution

The fourth proportional to 55,518.10, 83,236.11 and 28,825.77 is: 43,217.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,518.10 : 83,236.11 = 28,825.77 : x
  2. Step 2: Convert to fraction form
    55,518.10/83,236.11 = 28,825.77/x
  3. Step 3: Cross multiply
    55,518.10x = 83,236.11 × 28,825.77
  4. Step 4: Simplify right side
    55,518.10x = 2,399,344,962.55
  5. Step 5: Solve for x
    x = 2,399,344,962.55/55,518.10
  6. Step 6: Final answer
    x = 43,217.35

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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.