Home / 22,871.55-34,307.30-15,078.54

Finding the Fourth Proportional to 22,871.55, 34,307.30 and 15,078.54

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Solution

The fourth proportional to 22,871.55, 34,307.30 and 15,078.54 is: 22,617.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,871.55 : 34,307.30 = 15,078.54 : x
  2. Step 2: Convert to fraction form
    22,871.55/34,307.30 = 15,078.54/x
  3. Step 3: Cross multiply
    22,871.55x = 34,307.30 × 15,078.54
  4. Step 4: Simplify right side
    22,871.55x = 517,303,919.95
  5. Step 5: Solve for x
    x = 517,303,919.95/22,871.55
  6. Step 6: Final answer
    x = 22,617.79

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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.