Home / 19,224.78-26,530.20-10,841.28

Finding the Fourth Proportional to 19,224.78, 26,530.20 and 10,841.28

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Solution

The fourth proportional to 19,224.78, 26,530.20 and 10,841.28 is: 14,960.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224.78 : 26,530.20 = 10,841.28 : x
  2. Step 2: Convert to fraction form
    19,224.78/26,530.20 = 10,841.28/x
  3. Step 3: Cross multiply
    19,224.78x = 26,530.20 × 10,841.28
  4. Step 4: Simplify right side
    19,224.78x = 287,621,326.66
  5. Step 5: Solve for x
    x = 287,621,326.66/19,224.78
  6. Step 6: Final answer
    x = 14,960.97

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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.