Home / 14,098.14-21,145.59-4,737.78

Finding the Fourth Proportional to 14,098.14, 21,145.59 and 4,737.78

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Solution

The fourth proportional to 14,098.14, 21,145.59 and 4,737.78 is: 7,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.14 : 21,145.59 = 4,737.78 : x
  2. Step 2: Convert to fraction form
    14,098.14/21,145.59 = 4,737.78/x
  3. Step 3: Cross multiply
    14,098.14x = 21,145.59 × 4,737.78
  4. Step 4: Simplify right side
    14,098.14x = 100,183,153.39
  5. Step 5: Solve for x
    x = 100,183,153.39/14,098.14
  6. Step 6: Final answer
    x = 7,106.13

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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.