Home / 19,044.75-26,281.76-10,661.43

Finding the Fourth Proportional to 19,044.75, 26,281.76 and 10,661.43

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Solution

The fourth proportional to 19,044.75, 26,281.76 and 10,661.43 is: 14,712.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,044.75 : 26,281.76 = 10,661.43 : x
  2. Step 2: Convert to fraction form
    19,044.75/26,281.76 = 10,661.43/x
  3. Step 3: Cross multiply
    19,044.75x = 26,281.76 × 10,661.43
  4. Step 4: Simplify right side
    19,044.75x = 280,201,091.21
  5. Step 5: Solve for x
    x = 280,201,091.21/19,044.75
  6. Step 6: Final answer
    x = 14,712.77

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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.