Home / 14,155.50-21,229.92-5,827.26

Finding the Fourth Proportional to 14,155.50, 21,229.92 and 5,827.26

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Solution

The fourth proportional to 14,155.50, 21,229.92 and 5,827.26 is: 8,739.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155.50 : 21,229.92 = 5,827.26 : x
  2. Step 2: Convert to fraction form
    14,155.50/21,229.92 = 5,827.26/x
  3. Step 3: Cross multiply
    14,155.50x = 21,229.92 × 5,827.26
  4. Step 4: Simplify right side
    14,155.50x = 123,712,263.62
  5. Step 5: Solve for x
    x = 123,712,263.62/14,155.50
  6. Step 6: Final answer
    x = 8,739.52

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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.