Home / 25,705.56-38,593.80-17,788.62

Finding the Fourth Proportional to 25,705.56, 38,593.80 and 17,788.62

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Solution

The fourth proportional to 25,705.56, 38,593.80 and 17,788.62 is: 26,707.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,705.56 : 38,593.80 = 17,788.62 : x
  2. Step 2: Convert to fraction form
    25,705.56/38,593.80 = 17,788.62/x
  3. Step 3: Cross multiply
    25,705.56x = 38,593.80 × 17,788.62
  4. Step 4: Simplify right side
    25,705.56x = 686,530,442.56
  5. Step 5: Solve for x
    x = 686,530,442.56/25,705.56
  6. Step 6: Final answer
    x = 26,707.47

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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.