Home / 38,166.84-52,673.04-21,173.76

Finding the Fourth Proportional to 38,166.84, 52,673.04 and 21,173.76

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Solution

The fourth proportional to 38,166.84, 52,673.04 and 21,173.76 is: 29,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,166.84 : 52,673.04 = 21,173.76 : x
  2. Step 2: Convert to fraction form
    38,166.84/52,673.04 = 21,173.76/x
  3. Step 3: Cross multiply
    38,166.84x = 52,673.04 × 21,173.76
  4. Step 4: Simplify right side
    38,166.84x = 1,115,286,307.43
  5. Step 5: Solve for x
    x = 1,115,286,307.43/38,166.84
  6. Step 6: Final answer
    x = 29,221.34

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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.