Home / 15,645.04-23,468.38-3,958.36

Finding the Fourth Proportional to 15,645.04, 23,468.38 and 3,958.36

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Solution

The fourth proportional to 15,645.04, 23,468.38 and 3,958.36 is: 5,937.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,645.04 : 23,468.38 = 3,958.36 : x
  2. Step 2: Convert to fraction form
    15,645.04/23,468.38 = 3,958.36/x
  3. Step 3: Cross multiply
    15,645.04x = 23,468.38 × 3,958.36
  4. Step 4: Simplify right side
    15,645.04x = 92,896,296.66
  5. Step 5: Solve for x
    x = 92,896,296.66/15,645.04
  6. Step 6: Final answer
    x = 5,937.75

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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.