Home / 29,816.08-41,147.18-16,387.81

Finding the Fourth Proportional to 29,816.08, 41,147.18 and 16,387.81

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Solution

The fourth proportional to 29,816.08, 41,147.18 and 16,387.81 is: 22,615.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,816.08 : 41,147.18 = 16,387.81 : x
  2. Step 2: Convert to fraction form
    29,816.08/41,147.18 = 16,387.81/x
  3. Step 3: Cross multiply
    29,816.08x = 41,147.18 × 16,387.81
  4. Step 4: Simplify right side
    29,816.08x = 674,311,983.07
  5. Step 5: Solve for x
    x = 674,311,983.07/29,816.08
  6. Step 6: Final answer
    x = 22,615.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.