Home / 16,992.32-23,448.65-9,439.18

Finding the Fourth Proportional to 16,992.32, 23,448.65 and 9,439.18

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Solution

The fourth proportional to 16,992.32, 23,448.65 and 9,439.18 is: 13,025.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.32 : 23,448.65 = 9,439.18 : x
  2. Step 2: Convert to fraction form
    16,992.32/23,448.65 = 9,439.18/x
  3. Step 3: Cross multiply
    16,992.32x = 23,448.65 × 9,439.18
  4. Step 4: Simplify right side
    16,992.32x = 221,335,922.29
  5. Step 5: Solve for x
    x = 221,335,922.29/16,992.32
  6. Step 6: Final answer
    x = 13,025.64

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Double scale
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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.