Home / 22,290.83-33,399.19-15,703.10

Finding the Fourth Proportional to 22,290.83, 33,399.19 and 15,703.10

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Solution

The fourth proportional to 22,290.83, 33,399.19 and 15,703.10 is: 23,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,290.83 : 33,399.19 = 15,703.10 : x
  2. Step 2: Convert to fraction form
    22,290.83/33,399.19 = 15,703.10/x
  3. Step 3: Cross multiply
    22,290.83x = 33,399.19 × 15,703.10
  4. Step 4: Simplify right side
    22,290.83x = 524,470,741.97
  5. Step 5: Solve for x
    x = 524,470,741.97/22,290.83
  6. Step 6: Final answer
    x = 23,528.54

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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.