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Finding the Fourth Proportional to 16,114.84, 22,246.08 and 10,813.12

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Solution

The fourth proportional to 16,114.84, 22,246.08 and 10,813.12 is: 14,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,114.84 : 22,246.08 = 10,813.12 : x
  2. Step 2: Convert to fraction form
    16,114.84/22,246.08 = 10,813.12/x
  3. Step 3: Cross multiply
    16,114.84x = 22,246.08 × 10,813.12
  4. Step 4: Simplify right side
    16,114.84x = 240,549,532.57
  5. Step 5: Solve for x
    x = 240,549,532.57/16,114.84
  6. Step 6: Final answer
    x = 14,927.21

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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.