Home / 14,452.32-21,680.08-5,686.08

Finding the Fourth Proportional to 14,452.32, 21,680.08 and 5,686.08

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Solution

The fourth proportional to 14,452.32, 21,680.08 and 5,686.08 is: 8,529.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.32 : 21,680.08 = 5,686.08 : x
  2. Step 2: Convert to fraction form
    14,452.32/21,680.08 = 5,686.08/x
  3. Step 3: Cross multiply
    14,452.32x = 21,680.08 × 5,686.08
  4. Step 4: Simplify right side
    14,452.32x = 123,274,669.29
  5. Step 5: Solve for x
    x = 123,274,669.29/14,452.32
  6. Step 6: Final answer
    x = 8,529.75

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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.