Home / 22,193.83-30,585.09-15,895.27

Finding the Fourth Proportional to 22,193.83, 30,585.09 and 15,895.27

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Solution

The fourth proportional to 22,193.83, 30,585.09 and 15,895.27 is: 21,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,193.83 : 30,585.09 = 15,895.27 : x
  2. Step 2: Convert to fraction form
    22,193.83/30,585.09 = 15,895.27/x
  3. Step 3: Cross multiply
    22,193.83x = 30,585.09 × 15,895.27
  4. Step 4: Simplify right side
    22,193.83x = 486,158,263.52
  5. Step 5: Solve for x
    x = 486,158,263.52/22,193.83
  6. Step 6: Final answer
    x = 21,905.11

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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.