Home / 15,191.77-22,788.33-4,661.02

Finding the Fourth Proportional to 15,191.77, 22,788.33 and 4,661.02

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Solution

The fourth proportional to 15,191.77, 22,788.33 and 4,661.02 is: 6,991.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,191.77 : 22,788.33 = 4,661.02 : x
  2. Step 2: Convert to fraction form
    15,191.77/22,788.33 = 4,661.02/x
  3. Step 3: Cross multiply
    15,191.77x = 22,788.33 × 4,661.02
  4. Step 4: Simplify right side
    15,191.77x = 106,216,861.90
  5. Step 5: Solve for x
    x = 106,216,861.90/15,191.77
  6. Step 6: Final answer
    x = 6,991.74

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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.