Home / 31,968.98-44,121.48-18,544.40

Finding the Fourth Proportional to 31,968.98, 44,121.48 and 18,544.40

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Solution

The fourth proportional to 31,968.98, 44,121.48 and 18,544.40 is: 25,593.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,968.98 : 44,121.48 = 18,544.40 : x
  2. Step 2: Convert to fraction form
    31,968.98/44,121.48 = 18,544.40/x
  3. Step 3: Cross multiply
    31,968.98x = 44,121.48 × 18,544.40
  4. Step 4: Simplify right side
    31,968.98x = 818,206,373.71
  5. Step 5: Solve for x
    x = 818,206,373.71/31,968.98
  6. Step 6: Final answer
    x = 25,593.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.