Home / 22,856.55-34,286.34-8,816.72

Finding the Fourth Proportional to 22,856.55, 34,286.34 and 8,816.72

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Solution

The fourth proportional to 22,856.55, 34,286.34 and 8,816.72 is: 13,225.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,856.55 : 34,286.34 = 8,816.72 : x
  2. Step 2: Convert to fraction form
    22,856.55/34,286.34 = 8,816.72/x
  3. Step 3: Cross multiply
    22,856.55x = 34,286.34 × 8,816.72
  4. Step 4: Simplify right side
    22,856.55x = 302,292,888.17
  5. Step 5: Solve for x
    x = 302,292,888.17/22,856.55
  6. Step 6: Final answer
    x = 13,225.66

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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.