Home / 19,273.49-28,909.78-8,885.24

Finding the Fourth Proportional to 19,273.49, 28,909.78 and 8,885.24

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Solution

The fourth proportional to 19,273.49, 28,909.78 and 8,885.24 is: 13,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,273.49 : 28,909.78 = 8,885.24 : x
  2. Step 2: Convert to fraction form
    19,273.49/28,909.78 = 8,885.24/x
  3. Step 3: Cross multiply
    19,273.49x = 28,909.78 × 8,885.24
  4. Step 4: Simplify right side
    19,273.49x = 256,870,333.65
  5. Step 5: Solve for x
    x = 256,870,333.65/19,273.49
  6. Step 6: Final answer
    x = 13,327.65

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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.