Home / 15,263.24-21,064.05-8,550.36

Finding the Fourth Proportional to 15,263.24, 21,064.05 and 8,550.36

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Solution

The fourth proportional to 15,263.24, 21,064.05 and 8,550.36 is: 11,799.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,263.24 : 21,064.05 = 8,550.36 : x
  2. Step 2: Convert to fraction form
    15,263.24/21,064.05 = 8,550.36/x
  3. Step 3: Cross multiply
    15,263.24x = 21,064.05 × 8,550.36
  4. Step 4: Simplify right side
    15,263.24x = 180,105,210.56
  5. Step 5: Solve for x
    x = 180,105,210.56/15,263.24
  6. Step 6: Final answer
    x = 11,799.94

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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.