Home / 36,145.84-49,881.24-20,230.29

Finding the Fourth Proportional to 36,145.84, 49,881.24 and 20,230.29

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Solution

The fourth proportional to 36,145.84, 49,881.24 and 20,230.29 is: 27,917.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,145.84 : 49,881.24 = 20,230.29 : x
  2. Step 2: Convert to fraction form
    36,145.84/49,881.24 = 20,230.29/x
  3. Step 3: Cross multiply
    36,145.84x = 49,881.24 × 20,230.29
  4. Step 4: Simplify right side
    36,145.84x = 1,009,111,950.76
  5. Step 5: Solve for x
    x = 1,009,111,950.76/36,145.84
  6. Step 6: Final answer
    x = 27,917.79

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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.