Home / 23,731.13-35,661.36-12,645.74

Finding the Fourth Proportional to 23,731.13, 35,661.36 and 12,645.74

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Solution

The fourth proportional to 23,731.13, 35,661.36 and 12,645.74 is: 19,003.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,731.13 : 35,661.36 = 12,645.74 : x
  2. Step 2: Convert to fraction form
    23,731.13/35,661.36 = 12,645.74/x
  3. Step 3: Cross multiply
    23,731.13x = 35,661.36 × 12,645.74
  4. Step 4: Simplify right side
    23,731.13x = 450,964,045.07
  5. Step 5: Solve for x
    x = 450,964,045.07/23,731.13
  6. Step 6: Final answer
    x = 19,003.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.