Home / 36,156.24-49,895.54-20,240.34

Finding the Fourth Proportional to 36,156.24, 49,895.54 and 20,240.34

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Solution

The fourth proportional to 36,156.24, 49,895.54 and 20,240.34 is: 27,931.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,156.24 : 49,895.54 = 20,240.34 : x
  2. Step 2: Convert to fraction form
    36,156.24/49,895.54 = 20,240.34/x
  3. Step 3: Cross multiply
    36,156.24x = 49,895.54 × 20,240.34
  4. Step 4: Simplify right side
    36,156.24x = 1,009,902,592.88
  5. Step 5: Solve for x
    x = 1,009,902,592.88/36,156.24
  6. Step 6: Final answer
    x = 27,931.63

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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.