Home / 23,719.68-32,732.68-13,109.08

Finding the Fourth Proportional to 23,719.68, 32,732.68 and 13,109.08

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Solution

The fourth proportional to 23,719.68, 32,732.68 and 13,109.08 is: 18,090.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,719.68 : 32,732.68 = 13,109.08 : x
  2. Step 2: Convert to fraction form
    23,719.68/32,732.68 = 13,109.08/x
  3. Step 3: Cross multiply
    23,719.68x = 32,732.68 × 13,109.08
  4. Step 4: Simplify right side
    23,719.68x = 429,095,320.73
  5. Step 5: Solve for x
    x = 429,095,320.73/23,719.68
  6. Step 6: Final answer
    x = 18,090.27

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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.