Home / 14,645.27-20,200.05-10,109.70

Finding the Fourth Proportional to 14,645.27, 20,200.05 and 10,109.70

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Solution

The fourth proportional to 14,645.27, 20,200.05 and 10,109.70 is: 13,944.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,645.27 : 20,200.05 = 10,109.70 : x
  2. Step 2: Convert to fraction form
    14,645.27/20,200.05 = 10,109.70/x
  3. Step 3: Cross multiply
    14,645.27x = 20,200.05 × 10,109.70
  4. Step 4: Simplify right side
    14,645.27x = 204,216,445.49
  5. Step 5: Solve for x
    x = 204,216,445.49/14,645.27
  6. Step 6: Final answer
    x = 13,944.19

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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.