Home / 13,599.91-20,394.98-4,712.84

Finding the Fourth Proportional to 13,599.91, 20,394.98 and 4,712.84

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Solution

The fourth proportional to 13,599.91, 20,394.98 and 4,712.84 is: 7,067.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599.91 : 20,394.98 = 4,712.84 : x
  2. Step 2: Convert to fraction form
    13,599.91/20,394.98 = 4,712.84/x
  3. Step 3: Cross multiply
    13,599.91x = 20,394.98 × 4,712.84
  4. Step 4: Simplify right side
    13,599.91x = 96,118,277.54
  5. Step 5: Solve for x
    x = 96,118,277.54/13,599.91
  6. Step 6: Final answer
    x = 7,067.57

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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.