Home / 39,447.36-54,444.96-25,318.08

Finding the Fourth Proportional to 39,447.36, 54,444.96 and 25,318.08

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Solution

The fourth proportional to 39,447.36, 54,444.96 and 25,318.08 is: 34,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,447.36 : 54,444.96 = 25,318.08 : x
  2. Step 2: Convert to fraction form
    39,447.36/54,444.96 = 25,318.08/x
  3. Step 3: Cross multiply
    39,447.36x = 54,444.96 × 25,318.08
  4. Step 4: Simplify right side
    39,447.36x = 1,378,441,852.88
  5. Step 5: Solve for x
    x = 1,378,441,852.88/39,447.36
  6. Step 6: Final answer
    x = 34,943.83

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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.