Home / 23,291.12-32,140.84-12,680.52

Finding the Fourth Proportional to 23,291.12, 32,140.84 and 12,680.52

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Solution

The fourth proportional to 23,291.12, 32,140.84 and 12,680.52 is: 17,498.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,291.12 : 32,140.84 = 12,680.52 : x
  2. Step 2: Convert to fraction form
    23,291.12/32,140.84 = 12,680.52/x
  3. Step 3: Cross multiply
    23,291.12x = 32,140.84 × 12,680.52
  4. Step 4: Simplify right side
    23,291.12x = 407,562,564.44
  5. Step 5: Solve for x
    x = 407,562,564.44/23,291.12
  6. Step 6: Final answer
    x = 17,498.62

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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.