Home / 35,015.01-48,318.75-19,905.55

Finding the Fourth Proportional to 35,015.01, 48,318.75 and 19,905.55

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Solution

The fourth proportional to 35,015.01, 48,318.75 and 19,905.55 is: 27,468.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,015.01 : 48,318.75 = 19,905.55 : x
  2. Step 2: Convert to fraction form
    35,015.01/48,318.75 = 19,905.55/x
  3. Step 3: Cross multiply
    35,015.01x = 48,318.75 × 19,905.55
  4. Step 4: Simplify right side
    35,015.01x = 961,811,294.06
  5. Step 5: Solve for x
    x = 961,811,294.06/35,015.01
  6. Step 6: Final answer
    x = 27,468.54

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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.