Home / 13,269.38-19,904.09-4,949.27

Finding the Fourth Proportional to 13,269.38, 19,904.09 and 4,949.27

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Solution

The fourth proportional to 13,269.38, 19,904.09 and 4,949.27 is: 7,423.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269.38 : 19,904.09 = 4,949.27 : x
  2. Step 2: Convert to fraction form
    13,269.38/19,904.09 = 4,949.27/x
  3. Step 3: Cross multiply
    13,269.38x = 19,904.09 × 4,949.27
  4. Step 4: Simplify right side
    13,269.38x = 98,510,715.51
  5. Step 5: Solve for x
    x = 98,510,715.51/13,269.38
  6. Step 6: Final answer
    x = 7,423.91

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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.