Home / 14,426.75-21,640.13-3,482.75

Finding the Fourth Proportional to 14,426.75, 21,640.13 and 3,482.75

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Solution

The fourth proportional to 14,426.75, 21,640.13 and 3,482.75 is: 5,224.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,426.75 : 21,640.13 = 3,482.75 : x
  2. Step 2: Convert to fraction form
    14,426.75/21,640.13 = 3,482.75/x
  3. Step 3: Cross multiply
    14,426.75x = 21,640.13 × 3,482.75
  4. Step 4: Simplify right side
    14,426.75x = 75,367,145.34
  5. Step 5: Solve for x
    x = 75,367,145.34/14,426.75
  6. Step 6: Final answer
    x = 5,224.13

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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.