Home / 23,275.05-32,119.71-12,664.75

Finding the Fourth Proportional to 23,275.05, 32,119.71 and 12,664.75

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Solution

The fourth proportional to 23,275.05, 32,119.71 and 12,664.75 is: 17,477.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,275.05 : 32,119.71 = 12,664.75 : x
  2. Step 2: Convert to fraction form
    23,275.05/32,119.71 = 12,664.75/x
  3. Step 3: Cross multiply
    23,275.05x = 32,119.71 × 12,664.75
  4. Step 4: Simplify right side
    23,275.05x = 406,787,873.30
  5. Step 5: Solve for x
    x = 406,787,873.30/23,275.05
  6. Step 6: Final answer
    x = 17,477.43

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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.