Home / 12,089.25-18,137.93-10,924.65

Finding the Fourth Proportional to 12,089.25, 18,137.93 and 10,924.65

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Solution

The fourth proportional to 12,089.25, 18,137.93 and 10,924.65 is: 16,390.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,089.25 : 18,137.93 = 10,924.65 : x
  2. Step 2: Convert to fraction form
    12,089.25/18,137.93 = 10,924.65/x
  3. Step 3: Cross multiply
    12,089.25x = 18,137.93 × 10,924.65
  4. Step 4: Simplify right side
    12,089.25x = 198,150,482.35
  5. Step 5: Solve for x
    x = 198,150,482.35/12,089.25
  6. Step 6: Final answer
    x = 16,390.63

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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.