Home / 31,975.16-44,125.92-18,554.38

Finding the Fourth Proportional to 31,975.16, 44,125.92 and 18,554.38

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Solution

The fourth proportional to 31,975.16, 44,125.92 and 18,554.38 is: 25,605.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,975.16 : 44,125.92 = 18,554.38 : x
  2. Step 2: Convert to fraction form
    31,975.16/44,125.92 = 18,554.38/x
  3. Step 3: Cross multiply
    31,975.16x = 44,125.92 × 18,554.38
  4. Step 4: Simplify right side
    31,975.16x = 818,729,087.53
  5. Step 5: Solve for x
    x = 818,729,087.53/31,975.16
  6. Step 6: Final answer
    x = 25,605.16

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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.