Home / 35,203.01-48,590.33-20,103.90

Finding the Fourth Proportional to 35,203.01, 48,590.33 and 20,103.90

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Solution

The fourth proportional to 35,203.01, 48,590.33 and 20,103.90 is: 27,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,203.01 : 48,590.33 = 20,103.90 : x
  2. Step 2: Convert to fraction form
    35,203.01/48,590.33 = 20,103.90/x
  3. Step 3: Cross multiply
    35,203.01x = 48,590.33 × 20,103.90
  4. Step 4: Simplify right side
    35,203.01x = 976,854,965.64
  5. Step 5: Solve for x
    x = 976,854,965.64/35,203.01
  6. Step 6: Final answer
    x = 27,749.19

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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.