Home / 22,803.08-34,209.89-7,220.70

Finding the Fourth Proportional to 22,803.08, 34,209.89 and 7,220.70

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Solution

The fourth proportional to 22,803.08, 34,209.89 and 7,220.70 is: 10,832.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,803.08 : 34,209.89 = 7,220.70 : x
  2. Step 2: Convert to fraction form
    22,803.08/34,209.89 = 7,220.70/x
  3. Step 3: Cross multiply
    22,803.08x = 34,209.89 × 7,220.70
  4. Step 4: Simplify right side
    22,803.08x = 247,019,352.72
  5. Step 5: Solve for x
    x = 247,019,352.72/22,803.08
  6. Step 6: Final answer
    x = 10,832.72

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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.