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Finding the Fourth Proportional to 36,451.99, 54,659.07 and 16,713.55

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Solution

The fourth proportional to 36,451.99, 54,659.07 and 16,713.55 is: 25,061.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,451.99 : 54,659.07 = 16,713.55 : x
  2. Step 2: Convert to fraction form
    36,451.99/54,659.07 = 16,713.55/x
  3. Step 3: Cross multiply
    36,451.99x = 54,659.07 × 16,713.55
  4. Step 4: Simplify right side
    36,451.99x = 913,547,099.40
  5. Step 5: Solve for x
    x = 913,547,099.40/36,451.99
  6. Step 6: Final answer
    x = 25,061.65

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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.