Home / 27,669.30-41,503.92-10,140.50

Finding the Fourth Proportional to 27,669.30, 41,503.92 and 10,140.50

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Solution

The fourth proportional to 27,669.30, 41,503.92 and 10,140.50 is: 15,210.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,669.30 : 41,503.92 = 10,140.50 : x
  2. Step 2: Convert to fraction form
    27,669.30/41,503.92 = 10,140.50/x
  3. Step 3: Cross multiply
    27,669.30x = 41,503.92 × 10,140.50
  4. Step 4: Simplify right side
    27,669.30x = 420,870,500.76
  5. Step 5: Solve for x
    x = 420,870,500.76/27,669.30
  6. Step 6: Final answer
    x = 15,210.74

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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.