Home / 36,129.17-49,868.27-21,024.75

Finding the Fourth Proportional to 36,129.17, 49,868.27 and 21,024.75

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Solution

The fourth proportional to 36,129.17, 49,868.27 and 21,024.75 is: 29,019.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,129.17 : 49,868.27 = 21,024.75 : x
  2. Step 2: Convert to fraction form
    36,129.17/49,868.27 = 21,024.75/x
  3. Step 3: Cross multiply
    36,129.17x = 49,868.27 × 21,024.75
  4. Step 4: Simplify right side
    36,129.17x = 1,048,467,909.68
  5. Step 5: Solve for x
    x = 1,048,467,909.68/36,129.17
  6. Step 6: Final answer
    x = 29,019.98

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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.