Home / 22,821.40-34,257.70-17,650.20

Finding the Fourth Proportional to 22,821.40, 34,257.70 and 17,650.20

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Solution

The fourth proportional to 22,821.40, 34,257.70 and 17,650.20 is: 26,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,821.40 : 34,257.70 = 17,650.20 : x
  2. Step 2: Convert to fraction form
    22,821.40/34,257.70 = 17,650.20/x
  3. Step 3: Cross multiply
    22,821.40x = 34,257.70 × 17,650.20
  4. Step 4: Simplify right side
    22,821.40x = 604,655,256.54
  5. Step 5: Solve for x
    x = 604,655,256.54/22,821.40
  6. Step 6: Final answer
    x = 26,495.10

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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.