Home / 31,984.12-44,138-17,836.98

Finding the Fourth Proportional to 31,984.12, 44,138 and 17,836.98

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Solution

The fourth proportional to 31,984.12, 44,138 and 17,836.98 is: 24,614.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984.12 : 44,138 = 17,836.98 : x
  2. Step 2: Convert to fraction form
    31,984.12/44,138 = 17,836.98/x
  3. Step 3: Cross multiply
    31,984.12x = 44,138 × 17,836.98
  4. Step 4: Simplify right side
    31,984.12x = 787,288,623.24
  5. Step 5: Solve for x
    x = 787,288,623.24/31,984.12
  6. Step 6: Final answer
    x = 24,614.98

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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.