Home / 19,366.34-28,976.21-11,473.10

Finding the Fourth Proportional to 19,366.34, 28,976.21 and 11,473.10

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Solution

The fourth proportional to 19,366.34, 28,976.21 and 11,473.10 is: 17,166.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366.34 : 28,976.21 = 11,473.10 : x
  2. Step 2: Convert to fraction form
    19,366.34/28,976.21 = 11,473.10/x
  3. Step 3: Cross multiply
    19,366.34x = 28,976.21 × 11,473.10
  4. Step 4: Simplify right side
    19,366.34x = 332,446,752.70
  5. Step 5: Solve for x
    x = 332,446,752.70/19,366.34
  6. Step 6: Final answer
    x = 17,166.21

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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.