Home / 19,006.83-28,488.34-10,223.29

Finding the Fourth Proportional to 19,006.83, 28,488.34 and 10,223.29

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Solution

The fourth proportional to 19,006.83, 28,488.34 and 10,223.29 is: 15,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006.83 : 28,488.34 = 10,223.29 : x
  2. Step 2: Convert to fraction form
    19,006.83/28,488.34 = 10,223.29/x
  3. Step 3: Cross multiply
    19,006.83x = 28,488.34 × 10,223.29
  4. Step 4: Simplify right side
    19,006.83x = 291,244,561.44
  5. Step 5: Solve for x
    x = 291,244,561.44/19,006.83
  6. Step 6: Final answer
    x = 15,323.15

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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.