Home / 22,748.20-34,122.30-20,444.20

Finding the Fourth Proportional to 22,748.20, 34,122.30 and 20,444.20

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Solution

The fourth proportional to 22,748.20, 34,122.30 and 20,444.20 is: 30,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,748.20 : 34,122.30 = 20,444.20 : x
  2. Step 2: Convert to fraction form
    22,748.20/34,122.30 = 20,444.20/x
  3. Step 3: Cross multiply
    22,748.20x = 34,122.30 × 20,444.20
  4. Step 4: Simplify right side
    22,748.20x = 697,603,125.66
  5. Step 5: Solve for x
    x = 697,603,125.66/22,748.20
  6. Step 6: Final answer
    x = 30,666.30

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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.