Home / 23,339.84-32,208.95-12,729.47

Finding the Fourth Proportional to 23,339.84, 32,208.95 and 12,729.47

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Solution

The fourth proportional to 23,339.84, 32,208.95 and 12,729.47 is: 17,566.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,339.84 : 32,208.95 = 12,729.47 : x
  2. Step 2: Convert to fraction form
    23,339.84/32,208.95 = 12,729.47/x
  3. Step 3: Cross multiply
    23,339.84x = 32,208.95 × 12,729.47
  4. Step 4: Simplify right side
    23,339.84x = 410,002,799.11
  5. Step 5: Solve for x
    x = 410,002,799.11/23,339.84
  6. Step 6: Final answer
    x = 17,566.65

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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.