Home / 23,319.21-32,179.70-12,708.63

Finding the Fourth Proportional to 23,319.21, 32,179.70 and 12,708.63

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Solution

The fourth proportional to 23,319.21, 32,179.70 and 12,708.63 is: 17,537.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.21 : 32,179.70 = 12,708.63 : x
  2. Step 2: Convert to fraction form
    23,319.21/32,179.70 = 12,708.63/x
  3. Step 3: Cross multiply
    23,319.21x = 32,179.70 × 12,708.63
  4. Step 4: Simplify right side
    23,319.21x = 408,959,837.27
  5. Step 5: Solve for x
    x = 408,959,837.27/23,319.21
  6. Step 6: Final answer
    x = 17,537.47

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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.