Home / 14,452.68-21,679.86-5,685.24

Finding the Fourth Proportional to 14,452.68, 21,679.86 and 5,685.24

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Solution

The fourth proportional to 14,452.68, 21,679.86 and 5,685.24 is: 8,528.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.68 : 21,679.86 = 5,685.24 : x
  2. Step 2: Convert to fraction form
    14,452.68/21,679.86 = 5,685.24/x
  3. Step 3: Cross multiply
    14,452.68x = 21,679.86 × 5,685.24
  4. Step 4: Simplify right side
    14,452.68x = 123,255,207.27
  5. Step 5: Solve for x
    x = 123,255,207.27/14,452.68
  6. Step 6: Final answer
    x = 8,528.19

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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.