Home / 14,879.40-22,308.30-6,109.80

Finding the Fourth Proportional to 14,879.40, 22,308.30 and 6,109.80

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Solution

The fourth proportional to 14,879.40, 22,308.30 and 6,109.80 is: 9,160.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.40 : 22,308.30 = 6,109.80 : x
  2. Step 2: Convert to fraction form
    14,879.40/22,308.30 = 6,109.80/x
  3. Step 3: Cross multiply
    14,879.40x = 22,308.30 × 6,109.80
  4. Step 4: Simplify right side
    14,879.40x = 136,299,251.34
  5. Step 5: Solve for x
    x = 136,299,251.34/14,879.40
  6. Step 6: Final answer
    x = 9,160.27

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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.