Home / 36,828.29-50,820.65-21,717.49

Finding the Fourth Proportional to 36,828.29, 50,820.65 and 21,717.49

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Solution

The fourth proportional to 36,828.29, 50,820.65 and 21,717.49 is: 29,968.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,828.29 : 50,820.65 = 21,717.49 : x
  2. Step 2: Convert to fraction form
    36,828.29/50,820.65 = 21,717.49/x
  3. Step 3: Cross multiply
    36,828.29x = 50,820.65 × 21,717.49
  4. Step 4: Simplify right side
    36,828.29x = 1,103,696,595.48
  5. Step 5: Solve for x
    x = 1,103,696,595.48/36,828.29
  6. Step 6: Final answer
    x = 29,968.72

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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.