Home / 19,006.38-26,228.88-10,622.88

Finding the Fourth Proportional to 19,006.38, 26,228.88 and 10,622.88

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Solution

The fourth proportional to 19,006.38, 26,228.88 and 10,622.88 is: 14,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006.38 : 26,228.88 = 10,622.88 : x
  2. Step 2: Convert to fraction form
    19,006.38/26,228.88 = 10,622.88/x
  3. Step 3: Cross multiply
    19,006.38x = 26,228.88 × 10,622.88
  4. Step 4: Simplify right side
    19,006.38x = 278,626,244.77
  5. Step 5: Solve for x
    x = 278,626,244.77/19,006.38
  6. Step 6: Final answer
    x = 14,659.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.