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Finding the Fourth Proportional to 15,206.69, 22,810.11 and 15,184.82

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Solution

The fourth proportional to 15,206.69, 22,810.11 and 15,184.82 is: 22,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,206.69 : 22,810.11 = 15,184.82 : x
  2. Step 2: Convert to fraction form
    15,206.69/22,810.11 = 15,184.82/x
  3. Step 3: Cross multiply
    15,206.69x = 22,810.11 × 15,184.82
  4. Step 4: Simplify right side
    15,206.69x = 346,367,286.31
  5. Step 5: Solve for x
    x = 346,367,286.31/15,206.69
  6. Step 6: Final answer
    x = 22,777.30

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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.