Home / 47,083.20-70,634.52-13,804.32

Finding the Fourth Proportional to 47,083.20, 70,634.52 and 13,804.32

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Solution

The fourth proportional to 47,083.20, 70,634.52 and 13,804.32 is: 20,709.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,083.20 : 70,634.52 = 13,804.32 : x
  2. Step 2: Convert to fraction form
    47,083.20/70,634.52 = 13,804.32/x
  3. Step 3: Cross multiply
    47,083.20x = 70,634.52 × 13,804.32
  4. Step 4: Simplify right side
    47,083.20x = 975,061,517.13
  5. Step 5: Solve for x
    x = 975,061,517.13/47,083.20
  6. Step 6: Final answer
    x = 20,709.33

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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.