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Finding the Fourth Proportional to 33,948.11, 50,924.66 and 8,987.99

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Solution

The fourth proportional to 33,948.11, 50,924.66 and 8,987.99 is: 13,482.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,948.11 : 50,924.66 = 8,987.99 : x
  2. Step 2: Convert to fraction form
    33,948.11/50,924.66 = 8,987.99/x
  3. Step 3: Cross multiply
    33,948.11x = 50,924.66 × 8,987.99
  4. Step 4: Simplify right side
    33,948.11x = 457,710,035.27
  5. Step 5: Solve for x
    x = 457,710,035.27/33,948.11
  6. Step 6: Final answer
    x = 13,482.64

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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.