Home / 23,290.03-32,140.25-12,679.66

Finding the Fourth Proportional to 23,290.03, 32,140.25 and 12,679.66

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Solution

The fourth proportional to 23,290.03, 32,140.25 and 12,679.66 is: 17,497.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,290.03 : 32,140.25 = 12,679.66 : x
  2. Step 2: Convert to fraction form
    23,290.03/32,140.25 = 12,679.66/x
  3. Step 3: Cross multiply
    23,290.03x = 32,140.25 × 12,679.66
  4. Step 4: Simplify right side
    23,290.03x = 407,527,442.32
  5. Step 5: Solve for x
    x = 407,527,442.32/23,290.03
  6. Step 6: Final answer
    x = 17,497.94

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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.