Home / 19,209.62-26,508.26-10,712.62

Finding the Fourth Proportional to 19,209.62, 26,508.26 and 10,712.62

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Solution

The fourth proportional to 19,209.62, 26,508.26 and 10,712.62 is: 14,782.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.62 : 26,508.26 = 10,712.62 : x
  2. Step 2: Convert to fraction form
    19,209.62/26,508.26 = 10,712.62/x
  3. Step 3: Cross multiply
    19,209.62x = 26,508.26 × 10,712.62
  4. Step 4: Simplify right side
    19,209.62x = 283,972,976.16
  5. Step 5: Solve for x
    x = 283,972,976.16/19,209.62
  6. Step 6: Final answer
    x = 14,782.85

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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.