Home / 14,104.68-19,465.22-7,816.92

Finding the Fourth Proportional to 14,104.68, 19,465.22 and 7,816.92

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Solution

The fourth proportional to 14,104.68, 19,465.22 and 7,816.92 is: 10,787.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.68 : 19,465.22 = 7,816.92 : x
  2. Step 2: Convert to fraction form
    14,104.68/19,465.22 = 7,816.92/x
  3. Step 3: Cross multiply
    14,104.68x = 19,465.22 × 7,816.92
  4. Step 4: Simplify right side
    14,104.68x = 152,158,067.52
  5. Step 5: Solve for x
    x = 152,158,067.52/14,104.68
  6. Step 6: Final answer
    x = 10,787.77

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Half scale
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Double scale
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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.