Home / 22,692.10-34,009.35-20,215.30

Finding the Fourth Proportional to 22,692.10, 34,009.35 and 20,215.30

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Solution

The fourth proportional to 22,692.10, 34,009.35 and 20,215.30 is: 30,297.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,692.10 : 34,009.35 = 20,215.30 : x
  2. Step 2: Convert to fraction form
    22,692.10/34,009.35 = 20,215.30/x
  3. Step 3: Cross multiply
    22,692.10x = 34,009.35 × 20,215.30
  4. Step 4: Simplify right side
    22,692.10x = 687,509,213.06
  5. Step 5: Solve for x
    x = 687,509,213.06/22,692.10
  6. Step 6: Final answer
    x = 30,297.29

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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.