Home / 33,269.10-45,909.48-18,927

Finding the Fourth Proportional to 33,269.10, 45,909.48 and 18,927

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Solution

The fourth proportional to 33,269.10, 45,909.48 and 18,927 is: 26,118.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,269.10 : 45,909.48 = 18,927 : x
  2. Step 2: Convert to fraction form
    33,269.10/45,909.48 = 18,927/x
  3. Step 3: Cross multiply
    33,269.10x = 45,909.48 × 18,927
  4. Step 4: Simplify right side
    33,269.10x = 868,928,727.96
  5. Step 5: Solve for x
    x = 868,928,727.96/33,269.10
  6. Step 6: Final answer
    x = 26,118.19

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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.