Home / 22,140.12-33,173.26-15,890.76

Finding the Fourth Proportional to 22,140.12, 33,173.26 and 15,890.76

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Solution

The fourth proportional to 22,140.12, 33,173.26 and 15,890.76 is: 23,809.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.12 : 33,173.26 = 15,890.76 : x
  2. Step 2: Convert to fraction form
    22,140.12/33,173.26 = 15,890.76/x
  3. Step 3: Cross multiply
    22,140.12x = 33,173.26 × 15,890.76
  4. Step 4: Simplify right side
    22,140.12x = 527,148,313.08
  5. Step 5: Solve for x
    x = 527,148,313.08/22,140.12
  6. Step 6: Final answer
    x = 23,809.64

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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.