Home / 14,987.26-20,684.32-9,022.16

Finding the Fourth Proportional to 14,987.26, 20,684.32 and 9,022.16

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Solution

The fourth proportional to 14,987.26, 20,684.32 and 9,022.16 is: 12,451.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987.26 : 20,684.32 = 9,022.16 : x
  2. Step 2: Convert to fraction form
    14,987.26/20,684.32 = 9,022.16/x
  3. Step 3: Cross multiply
    14,987.26x = 20,684.32 × 9,022.16
  4. Step 4: Simplify right side
    14,987.26x = 186,617,244.53
  5. Step 5: Solve for x
    x = 186,617,244.53/14,987.26
  6. Step 6: Final answer
    x = 12,451.73

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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.