Home / 43,249.04-64,863.04-13,661.36

Finding the Fourth Proportional to 43,249.04, 64,863.04 and 13,661.36

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Solution

The fourth proportional to 43,249.04, 64,863.04 and 13,661.36 is: 20,488.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,249.04 : 64,863.04 = 13,661.36 : x
  2. Step 2: Convert to fraction form
    43,249.04/64,863.04 = 13,661.36/x
  3. Step 3: Cross multiply
    43,249.04x = 64,863.04 × 13,661.36
  4. Step 4: Simplify right side
    43,249.04x = 886,117,340.13
  5. Step 5: Solve for x
    x = 886,117,340.13/43,249.04
  6. Step 6: Final answer
    x = 20,488.72

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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.