Home / 19,450.28-26,841.12-10,953.24

Finding the Fourth Proportional to 19,450.28, 26,841.12 and 10,953.24

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Solution

The fourth proportional to 19,450.28, 26,841.12 and 10,953.24 is: 15,115.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.28 : 26,841.12 = 10,953.24 : x
  2. Step 2: Convert to fraction form
    19,450.28/26,841.12 = 10,953.24/x
  3. Step 3: Cross multiply
    19,450.28x = 26,841.12 × 10,953.24
  4. Step 4: Simplify right side
    19,450.28x = 293,997,229.23
  5. Step 5: Solve for x
    x = 293,997,229.23/19,450.28
  6. Step 6: Final answer
    x = 15,115.32

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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.