Home / 12,924.32-19,367.04-9,621.92

Finding the Fourth Proportional to 12,924.32, 19,367.04 and 9,621.92

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Solution

The fourth proportional to 12,924.32, 19,367.04 and 9,621.92 is: 14,418.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,924.32 : 19,367.04 = 9,621.92 : x
  2. Step 2: Convert to fraction form
    12,924.32/19,367.04 = 9,621.92/x
  3. Step 3: Cross multiply
    12,924.32x = 19,367.04 × 9,621.92
  4. Step 4: Simplify right side
    12,924.32x = 186,348,109.52
  5. Step 5: Solve for x
    x = 186,348,109.52/12,924.32
  6. Step 6: Final answer
    x = 14,418.41

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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.