Home / 23,291.03-32,141.66-12,680.70

Finding the Fourth Proportional to 23,291.03, 32,141.66 and 12,680.70

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Solution

The fourth proportional to 23,291.03, 32,141.66 and 12,680.70 is: 17,499.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,291.03 : 32,141.66 = 12,680.70 : x
  2. Step 2: Convert to fraction form
    23,291.03/32,141.66 = 12,680.70/x
  3. Step 3: Cross multiply
    23,291.03x = 32,141.66 × 12,680.70
  4. Step 4: Simplify right side
    23,291.03x = 407,578,684.56
  5. Step 5: Solve for x
    x = 407,578,684.56/23,291.03
  6. Step 6: Final answer
    x = 17,499.39

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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.