Home / 14,109.48-19,471.05-8,059.59

Finding the Fourth Proportional to 14,109.48, 19,471.05 and 8,059.59

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Solution

The fourth proportional to 14,109.48, 19,471.05 and 8,059.59 is: 11,122.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109.48 : 19,471.05 = 8,059.59 : x
  2. Step 2: Convert to fraction form
    14,109.48/19,471.05 = 8,059.59/x
  3. Step 3: Cross multiply
    14,109.48x = 19,471.05 × 8,059.59
  4. Step 4: Simplify right side
    14,109.48x = 156,928,679.87
  5. Step 5: Solve for x
    x = 156,928,679.87/14,109.48
  6. Step 6: Final answer
    x = 11,122.22

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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.