Home / 36,227.16-49,981.53-21,881.63

Finding the Fourth Proportional to 36,227.16, 49,981.53 and 21,881.63

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Solution

The fourth proportional to 36,227.16, 49,981.53 and 21,881.63 is: 30,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,227.16 : 49,981.53 = 21,881.63 : x
  2. Step 2: Convert to fraction form
    36,227.16/49,981.53 = 21,881.63/x
  3. Step 3: Cross multiply
    36,227.16x = 49,981.53 × 21,881.63
  4. Step 4: Simplify right side
    36,227.16x = 1,093,677,421.48
  5. Step 5: Solve for x
    x = 1,093,677,421.48/36,227.16
  6. Step 6: Final answer
    x = 30,189.43

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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.