Home / 47,278.94-70,894.23-15,677.60

Finding the Fourth Proportional to 47,278.94, 70,894.23 and 15,677.60

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Solution

The fourth proportional to 47,278.94, 70,894.23 and 15,677.60 is: 23,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,278.94 : 70,894.23 = 15,677.60 : x
  2. Step 2: Convert to fraction form
    47,278.94/70,894.23 = 15,677.60/x
  3. Step 3: Cross multiply
    47,278.94x = 70,894.23 × 15,677.60
  4. Step 4: Simplify right side
    47,278.94x = 1,111,451,380.25
  5. Step 5: Solve for x
    x = 1,111,451,380.25/47,278.94
  6. Step 6: Final answer
    x = 23,508.38

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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.