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Finding the Fourth Proportional to 16,348.81, 22,568.14 and 11,050.81

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Solution

The fourth proportional to 16,348.81, 22,568.14 and 11,050.81 is: 15,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,348.81 : 22,568.14 = 11,050.81 : x
  2. Step 2: Convert to fraction form
    16,348.81/22,568.14 = 11,050.81/x
  3. Step 3: Cross multiply
    16,348.81x = 22,568.14 × 11,050.81
  4. Step 4: Simplify right side
    16,348.81x = 249,396,114.35
  5. Step 5: Solve for x
    x = 249,396,114.35/16,348.81
  6. Step 6: Final answer
    x = 15,254.70

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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.