Home / 22,840.20-34,202.70-21,803.40

Finding the Fourth Proportional to 22,840.20, 34,202.70 and 21,803.40

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Solution

The fourth proportional to 22,840.20, 34,202.70 and 21,803.40 is: 32,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,840.20 : 34,202.70 = 21,803.40 : x
  2. Step 2: Convert to fraction form
    22,840.20/34,202.70 = 21,803.40/x
  3. Step 3: Cross multiply
    22,840.20x = 34,202.70 × 21,803.40
  4. Step 4: Simplify right side
    22,840.20x = 745,735,149.18
  5. Step 5: Solve for x
    x = 745,735,149.18/22,840.20
  6. Step 6: Final answer
    x = 32,650.11

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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.