Home / 31,482.73-47,194.41-15,672.82

Finding the Fourth Proportional to 31,482.73, 47,194.41 and 15,672.82

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Solution

The fourth proportional to 31,482.73, 47,194.41 and 15,672.82 is: 23,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482.73 : 47,194.41 = 15,672.82 : x
  2. Step 2: Convert to fraction form
    31,482.73/47,194.41 = 15,672.82/x
  3. Step 3: Cross multiply
    31,482.73x = 47,194.41 × 15,672.82
  4. Step 4: Simplify right side
    31,482.73x = 739,669,492.94
  5. Step 5: Solve for x
    x = 739,669,492.94/31,482.73
  6. Step 6: Final answer
    x = 23,494.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.