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Finding the Fourth Proportional to 32,687.88, 49,031.73 and 8,993.67

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Solution

The fourth proportional to 32,687.88, 49,031.73 and 8,993.67 is: 13,490.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,687.88 : 49,031.73 = 8,993.67 : x
  2. Step 2: Convert to fraction form
    32,687.88/49,031.73 = 8,993.67/x
  3. Step 3: Cross multiply
    32,687.88x = 49,031.73 × 8,993.67
  4. Step 4: Simplify right side
    32,687.88x = 440,975,199.15
  5. Step 5: Solve for x
    x = 440,975,199.15/32,687.88
  6. Step 6: Final answer
    x = 13,490.48

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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.