Home / 23,719.11-32,731.06-13,108.05

Finding the Fourth Proportional to 23,719.11, 32,731.06 and 13,108.05

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Solution

The fourth proportional to 23,719.11, 32,731.06 and 13,108.05 is: 18,088.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,719.11 : 32,731.06 = 13,108.05 : x
  2. Step 2: Convert to fraction form
    23,719.11/32,731.06 = 13,108.05/x
  3. Step 3: Cross multiply
    23,719.11x = 32,731.06 × 13,108.05
  4. Step 4: Simplify right side
    23,719.11x = 429,040,371.03
  5. Step 5: Solve for x
    x = 429,040,371.03/23,719.11
  6. Step 6: Final answer
    x = 18,088.38

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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.