Home / 35,320.12-48,741.87-19,404.88

Finding the Fourth Proportional to 35,320.12, 48,741.87 and 19,404.88

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Solution

The fourth proportional to 35,320.12, 48,741.87 and 19,404.88 is: 26,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,320.12 : 48,741.87 = 19,404.88 : x
  2. Step 2: Convert to fraction form
    35,320.12/48,741.87 = 19,404.88/x
  3. Step 3: Cross multiply
    35,320.12x = 48,741.87 × 19,404.88
  4. Step 4: Simplify right side
    35,320.12x = 945,830,138.33
  5. Step 5: Solve for x
    x = 945,830,138.33/35,320.12
  6. Step 6: Final answer
    x = 26,778.79

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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.