Home / 38,304.45-52,859.13-21,307.83

Finding the Fourth Proportional to 38,304.45, 52,859.13 and 21,307.83

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Solution

The fourth proportional to 38,304.45, 52,859.13 and 21,307.83 is: 29,404.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,304.45 : 52,859.13 = 21,307.83 : x
  2. Step 2: Convert to fraction form
    38,304.45/52,859.13 = 21,307.83/x
  3. Step 3: Cross multiply
    38,304.45x = 52,859.13 × 21,307.83
  4. Step 4: Simplify right side
    38,304.45x = 1,126,313,355.99
  5. Step 5: Solve for x
    x = 1,126,313,355.99/38,304.45
  6. Step 6: Final answer
    x = 29,404.24

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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.