Home / 19,044.86-26,281.89-10,661.36

Finding the Fourth Proportional to 19,044.86, 26,281.89 and 10,661.36

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Solution

The fourth proportional to 19,044.86, 26,281.89 and 10,661.36 is: 14,712.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,044.86 : 26,281.89 = 10,661.36 : x
  2. Step 2: Convert to fraction form
    19,044.86/26,281.89 = 10,661.36/x
  3. Step 3: Cross multiply
    19,044.86x = 26,281.89 × 10,661.36
  4. Step 4: Simplify right side
    19,044.86x = 280,200,559.36
  5. Step 5: Solve for x
    x = 280,200,559.36/19,044.86
  6. Step 6: Final answer
    x = 14,712.66

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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.