Home / 39,087.36-58,644-25,991.28

Finding the Fourth Proportional to 39,087.36, 58,644 and 25,991.28

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Solution

The fourth proportional to 39,087.36, 58,644 and 25,991.28 is: 38,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,087.36 : 58,644 = 25,991.28 : x
  2. Step 2: Convert to fraction form
    39,087.36/58,644 = 25,991.28/x
  3. Step 3: Cross multiply
    39,087.36x = 58,644 × 25,991.28
  4. Step 4: Simplify right side
    39,087.36x = 1,524,232,624.32
  5. Step 5: Solve for x
    x = 1,524,232,624.32/39,087.36
  6. Step 6: Final answer
    x = 38,995.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.