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Finding the Fourth Proportional to 15,199.38, 22,798.92 and 4,811.13

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Solution

The fourth proportional to 15,199.38, 22,798.92 and 4,811.13 is: 7,216.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,199.38 : 22,798.92 = 4,811.13 : x
  2. Step 2: Convert to fraction form
    15,199.38/22,798.92 = 4,811.13/x
  3. Step 3: Cross multiply
    15,199.38x = 22,798.92 × 4,811.13
  4. Step 4: Simplify right side
    15,199.38x = 109,688,567.98
  5. Step 5: Solve for x
    x = 109,688,567.98/15,199.38
  6. Step 6: Final answer
    x = 7,216.65

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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.