Home / 19,282.08-28,921.86-6,135.24

Finding the Fourth Proportional to 19,282.08, 28,921.86 and 6,135.24

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Solution

The fourth proportional to 19,282.08, 28,921.86 and 6,135.24 is: 9,202.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.08 : 28,921.86 = 6,135.24 : x
  2. Step 2: Convert to fraction form
    19,282.08/28,921.86 = 6,135.24/x
  3. Step 3: Cross multiply
    19,282.08x = 28,921.86 × 6,135.24
  4. Step 4: Simplify right side
    19,282.08x = 177,442,552.35
  5. Step 5: Solve for x
    x = 177,442,552.35/19,282.08
  6. Step 6: Final answer
    x = 9,202.46

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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.