Home / 15,036.04-22,555.39-3,942.69

Finding the Fourth Proportional to 15,036.04, 22,555.39 and 3,942.69

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Solution

The fourth proportional to 15,036.04, 22,555.39 and 3,942.69 is: 5,914.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036.04 : 22,555.39 = 3,942.69 : x
  2. Step 2: Convert to fraction form
    15,036.04/22,555.39 = 3,942.69/x
  3. Step 3: Cross multiply
    15,036.04x = 22,555.39 × 3,942.69
  4. Step 4: Simplify right side
    15,036.04x = 88,928,910.60
  5. Step 5: Solve for x
    x = 88,928,910.60/15,036.04
  6. Step 6: Final answer
    x = 5,914.38

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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.