Home / 22,908.10-34,362.15-13,692.10

Finding the Fourth Proportional to 22,908.10, 34,362.15 and 13,692.10

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Solution

The fourth proportional to 22,908.10, 34,362.15 and 13,692.10 is: 20,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,908.10 : 34,362.15 = 13,692.10 : x
  2. Step 2: Convert to fraction form
    22,908.10/34,362.15 = 13,692.10/x
  3. Step 3: Cross multiply
    22,908.10x = 34,362.15 × 13,692.10
  4. Step 4: Simplify right side
    22,908.10x = 470,489,994.02
  5. Step 5: Solve for x
    x = 470,489,994.02/22,908.10
  6. Step 6: Final answer
    x = 20,538.15

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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.