Home / 31,915.62-44,050.23-19,169.36

Finding the Fourth Proportional to 31,915.62, 44,050.23 and 19,169.36

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Solution

The fourth proportional to 31,915.62, 44,050.23 and 19,169.36 is: 26,457.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,915.62 : 44,050.23 = 19,169.36 : x
  2. Step 2: Convert to fraction form
    31,915.62/44,050.23 = 19,169.36/x
  3. Step 3: Cross multiply
    31,915.62x = 44,050.23 × 19,169.36
  4. Step 4: Simplify right side
    31,915.62x = 844,414,661.89
  5. Step 5: Solve for x
    x = 844,414,661.89/31,915.62
  6. Step 6: Final answer
    x = 26,457.72

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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.