Home / 19,327.54-28,995.81-6,178.90

Finding the Fourth Proportional to 19,327.54, 28,995.81 and 6,178.90

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Solution

The fourth proportional to 19,327.54, 28,995.81 and 6,178.90 is: 9,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.54 : 28,995.81 = 6,178.90 : x
  2. Step 2: Convert to fraction form
    19,327.54/28,995.81 = 6,178.90/x
  3. Step 3: Cross multiply
    19,327.54x = 28,995.81 × 6,178.90
  4. Step 4: Simplify right side
    19,327.54x = 179,162,210.41
  5. Step 5: Solve for x
    x = 179,162,210.41/19,327.54
  6. Step 6: Final answer
    x = 9,269.79

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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.