Home / 19,331.23-28,982.67-6,176.02

Finding the Fourth Proportional to 19,331.23, 28,982.67 and 6,176.02

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Solution

The fourth proportional to 19,331.23, 28,982.67 and 6,176.02 is: 9,259.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331.23 : 28,982.67 = 6,176.02 : x
  2. Step 2: Convert to fraction form
    19,331.23/28,982.67 = 6,176.02/x
  3. Step 3: Cross multiply
    19,331.23x = 28,982.67 × 6,176.02
  4. Step 4: Simplify right side
    19,331.23x = 178,997,549.57
  5. Step 5: Solve for x
    x = 178,997,549.57/19,331.23
  6. Step 6: Final answer
    x = 9,259.50

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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.