Home / 13,599.79-20,395.06-4,713.05

Finding the Fourth Proportional to 13,599.79, 20,395.06 and 4,713.05

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Solution

The fourth proportional to 13,599.79, 20,395.06 and 4,713.05 is: 7,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599.79 : 20,395.06 = 4,713.05 : x
  2. Step 2: Convert to fraction form
    13,599.79/20,395.06 = 4,713.05/x
  3. Step 3: Cross multiply
    13,599.79x = 20,395.06 × 4,713.05
  4. Step 4: Simplify right side
    13,599.79x = 96,122,926.77
  5. Step 5: Solve for x
    x = 96,122,926.77/13,599.79
  6. Step 6: Final answer
    x = 7,067.97

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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.