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Finding the Fourth Proportional to 15,226.80, 22,807.12 and 14,855.08

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Solution

The fourth proportional to 15,226.80, 22,807.12 and 14,855.08 is: 22,250.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,226.80 : 22,807.12 = 14,855.08 : x
  2. Step 2: Convert to fraction form
    15,226.80/22,807.12 = 14,855.08/x
  3. Step 3: Cross multiply
    15,226.80x = 22,807.12 × 14,855.08
  4. Step 4: Simplify right side
    15,226.80x = 338,801,592.17
  5. Step 5: Solve for x
    x = 338,801,592.17/15,226.80
  6. Step 6: Final answer
    x = 22,250.35

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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.