Home / 19,228.77-28,843.03-10,348.28

Finding the Fourth Proportional to 19,228.77, 28,843.03 and 10,348.28

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Solution

The fourth proportional to 19,228.77, 28,843.03 and 10,348.28 is: 15,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.77 : 28,843.03 = 10,348.28 : x
  2. Step 2: Convert to fraction form
    19,228.77/28,843.03 = 10,348.28/x
  3. Step 3: Cross multiply
    19,228.77x = 28,843.03 × 10,348.28
  4. Step 4: Simplify right side
    19,228.77x = 298,475,698.75
  5. Step 5: Solve for x
    x = 298,475,698.75/19,228.77
  6. Step 6: Final answer
    x = 15,522.35

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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.