Home / 31,716.64-47,539.32-15,063.04

Finding the Fourth Proportional to 31,716.64, 47,539.32 and 15,063.04

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Solution

The fourth proportional to 31,716.64, 47,539.32 and 15,063.04 is: 22,577.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,716.64 : 47,539.32 = 15,063.04 : x
  2. Step 2: Convert to fraction form
    31,716.64/47,539.32 = 15,063.04/x
  3. Step 3: Cross multiply
    31,716.64x = 47,539.32 × 15,063.04
  4. Step 4: Simplify right side
    31,716.64x = 716,086,678.73
  5. Step 5: Solve for x
    x = 716,086,678.73/31,716.64
  6. Step 6: Final answer
    x = 22,577.63

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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.