Home / 19,024.22-28,508.42-10,720.28

Finding the Fourth Proportional to 19,024.22, 28,508.42 and 10,720.28

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Solution

The fourth proportional to 19,024.22, 28,508.42 and 10,720.28 is: 16,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.22 : 28,508.42 = 10,720.28 : x
  2. Step 2: Convert to fraction form
    19,024.22/28,508.42 = 10,720.28/x
  3. Step 3: Cross multiply
    19,024.22x = 28,508.42 × 10,720.28
  4. Step 4: Simplify right side
    19,024.22x = 305,618,244.76
  5. Step 5: Solve for x
    x = 305,618,244.76/19,024.22
  6. Step 6: Final answer
    x = 16,064.69

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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.