Home / 19,178.62-28,774.84-6,700.48

Finding the Fourth Proportional to 19,178.62, 28,774.84 and 6,700.48

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Solution

The fourth proportional to 19,178.62, 28,774.84 and 6,700.48 is: 10,053.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178.62 : 28,774.84 = 6,700.48 : x
  2. Step 2: Convert to fraction form
    19,178.62/28,774.84 = 6,700.48/x
  3. Step 3: Cross multiply
    19,178.62x = 28,774.84 × 6,700.48
  4. Step 4: Simplify right side
    19,178.62x = 192,805,239.92
  5. Step 5: Solve for x
    x = 192,805,239.92/19,178.62
  6. Step 6: Final answer
    x = 10,053.13

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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.