Home / 31,794.07-47,691.12-11,017.57

Finding the Fourth Proportional to 31,794.07, 47,691.12 and 11,017.57

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Solution

The fourth proportional to 31,794.07, 47,691.12 and 11,017.57 is: 16,526.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,794.07 : 47,691.12 = 11,017.57 : x
  2. Step 2: Convert to fraction form
    31,794.07/47,691.12 = 11,017.57/x
  3. Step 3: Cross multiply
    31,794.07x = 47,691.12 × 11,017.57
  4. Step 4: Simplify right side
    31,794.07x = 525,440,252.98
  5. Step 5: Solve for x
    x = 525,440,252.98/31,794.07
  6. Step 6: Final answer
    x = 16,526.36

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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.