Home / 22,389.59-33,550.36-10,686.71

Finding the Fourth Proportional to 22,389.59, 33,550.36 and 10,686.71

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Solution

The fourth proportional to 22,389.59, 33,550.36 and 10,686.71 is: 16,013.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,389.59 : 33,550.36 = 10,686.71 : x
  2. Step 2: Convert to fraction form
    22,389.59/33,550.36 = 10,686.71/x
  3. Step 3: Cross multiply
    22,389.59x = 33,550.36 × 10,686.71
  4. Step 4: Simplify right side
    22,389.59x = 358,542,967.72
  5. Step 5: Solve for x
    x = 358,542,967.72/22,389.59
  6. Step 6: Final answer
    x = 16,013.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.