Home / 18,834.83-28,252.79-10,510.19

Finding the Fourth Proportional to 18,834.83, 28,252.79 and 10,510.19

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Solution

The fourth proportional to 18,834.83, 28,252.79 and 10,510.19 is: 15,765.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,834.83 : 28,252.79 = 10,510.19 : x
  2. Step 2: Convert to fraction form
    18,834.83/28,252.79 = 10,510.19/x
  3. Step 3: Cross multiply
    18,834.83x = 28,252.79 × 10,510.19
  4. Step 4: Simplify right side
    18,834.83x = 296,942,138.38
  5. Step 5: Solve for x
    x = 296,942,138.38/18,834.83
  6. Step 6: Final answer
    x = 15,765.59

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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.