Home / 22,010.33-30,332.27-15,711.77

Finding the Fourth Proportional to 22,010.33, 30,332.27 and 15,711.77

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Solution

The fourth proportional to 22,010.33, 30,332.27 and 15,711.77 is: 21,652.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,010.33 : 30,332.27 = 15,711.77 : x
  2. Step 2: Convert to fraction form
    22,010.33/30,332.27 = 15,711.77/x
  3. Step 3: Cross multiply
    22,010.33x = 30,332.27 × 15,711.77
  4. Step 4: Simplify right side
    22,010.33x = 476,573,571.26
  5. Step 5: Solve for x
    x = 476,573,571.26/22,010.33
  6. Step 6: Final answer
    x = 21,652.27

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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.