Home / 38,029.70-52,482.96-21,899.42

Finding the Fourth Proportional to 38,029.70, 52,482.96 and 21,899.42

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Solution

The fourth proportional to 38,029.70, 52,482.96 and 21,899.42 is: 30,222.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,029.70 : 52,482.96 = 21,899.42 : x
  2. Step 2: Convert to fraction form
    38,029.70/52,482.96 = 21,899.42/x
  3. Step 3: Cross multiply
    38,029.70x = 52,482.96 × 21,899.42
  4. Step 4: Simplify right side
    38,029.70x = 1,149,346,383.88
  5. Step 5: Solve for x
    x = 1,149,346,383.88/38,029.70
  6. Step 6: Final answer
    x = 30,222.34

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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.