Home / 47,067.40-70,557.18-15,880.84

Finding the Fourth Proportional to 47,067.40, 70,557.18 and 15,880.84

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Solution

The fourth proportional to 47,067.40, 70,557.18 and 15,880.84 is: 23,806.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,067.40 : 70,557.18 = 15,880.84 : x
  2. Step 2: Convert to fraction form
    47,067.40/70,557.18 = 15,880.84/x
  3. Step 3: Cross multiply
    47,067.40x = 70,557.18 × 15,880.84
  4. Step 4: Simplify right side
    47,067.40x = 1,120,507,286.43
  5. Step 5: Solve for x
    x = 1,120,507,286.43/47,067.40
  6. Step 6: Final answer
    x = 23,806.44

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1.5x scale

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.