Home / 22,390.37-33,502.70-13,510.85

Finding the Fourth Proportional to 22,390.37, 33,502.70 and 13,510.85

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Solution

The fourth proportional to 22,390.37, 33,502.70 and 13,510.85 is: 20,216.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,390.37 : 33,502.70 = 13,510.85 : x
  2. Step 2: Convert to fraction form
    22,390.37/33,502.70 = 13,510.85/x
  3. Step 3: Cross multiply
    22,390.37x = 33,502.70 × 13,510.85
  4. Step 4: Simplify right side
    22,390.37x = 452,649,820.56
  5. Step 5: Solve for x
    x = 452,649,820.56/22,390.37
  6. Step 6: Final answer
    x = 20,216.28

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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.