Home / 19,282.08-28,923.36-6,134.40

Finding the Fourth Proportional to 19,282.08, 28,923.36 and 6,134.40

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Solution

The fourth proportional to 19,282.08, 28,923.36 and 6,134.40 is: 9,201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.08 : 28,923.36 = 6,134.40 : x
  2. Step 2: Convert to fraction form
    19,282.08/28,923.36 = 6,134.40/x
  3. Step 3: Cross multiply
    19,282.08x = 28,923.36 × 6,134.40
  4. Step 4: Simplify right side
    19,282.08x = 177,427,459.58
  5. Step 5: Solve for x
    x = 177,427,459.58/19,282.08
  6. Step 6: Final answer
    x = 9,201.68

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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.