Home / 45,033.03-67,550.48-13,868.25

Finding the Fourth Proportional to 45,033.03, 67,550.48 and 13,868.25

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Solution

The fourth proportional to 45,033.03, 67,550.48 and 13,868.25 is: 20,802.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,033.03 : 67,550.48 = 13,868.25 : x
  2. Step 2: Convert to fraction form
    45,033.03/67,550.48 = 13,868.25/x
  3. Step 3: Cross multiply
    45,033.03x = 67,550.48 × 13,868.25
  4. Step 4: Simplify right side
    45,033.03x = 936,806,944.26
  5. Step 5: Solve for x
    x = 936,806,944.26/45,033.03
  6. Step 6: Final answer
    x = 20,802.66

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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.