Home / 15,277.77-22,928.18-12,236.49

Finding the Fourth Proportional to 15,277.77, 22,928.18 and 12,236.49

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Solution

The fourth proportional to 15,277.77, 22,928.18 and 12,236.49 is: 18,363.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,277.77 : 22,928.18 = 12,236.49 : x
  2. Step 2: Convert to fraction form
    15,277.77/22,928.18 = 12,236.49/x
  3. Step 3: Cross multiply
    15,277.77x = 22,928.18 × 12,236.49
  4. Step 4: Simplify right side
    15,277.77x = 280,560,384.11
  5. Step 5: Solve for x
    x = 280,560,384.11/15,277.77
  6. Step 6: Final answer
    x = 18,363.96

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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.