Home / 14,229.55-19,637.25-8,260.86

Finding the Fourth Proportional to 14,229.55, 19,637.25 and 8,260.86

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Solution

The fourth proportional to 14,229.55, 19,637.25 and 8,260.86 is: 11,400.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.55 : 19,637.25 = 8,260.86 : x
  2. Step 2: Convert to fraction form
    14,229.55/19,637.25 = 8,260.86/x
  3. Step 3: Cross multiply
    14,229.55x = 19,637.25 × 8,260.86
  4. Step 4: Simplify right side
    14,229.55x = 162,220,573.04
  5. Step 5: Solve for x
    x = 162,220,573.04/14,229.55
  6. Step 6: Final answer
    x = 11,400.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.