Home / 15,185.52-22,779.72-4,797.36

Finding the Fourth Proportional to 15,185.52, 22,779.72 and 4,797.36

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Solution

The fourth proportional to 15,185.52, 22,779.72 and 4,797.36 is: 7,196.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,185.52 : 22,779.72 = 4,797.36 : x
  2. Step 2: Convert to fraction form
    15,185.52/22,779.72 = 4,797.36/x
  3. Step 3: Cross multiply
    15,185.52x = 22,779.72 × 4,797.36
  4. Step 4: Simplify right side
    15,185.52x = 109,282,517.54
  5. Step 5: Solve for x
    x = 109,282,517.54/15,185.52
  6. Step 6: Final answer
    x = 7,196.49

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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.