Home / 25,335.96-38,003.86-17,808.53

Finding the Fourth Proportional to 25,335.96, 38,003.86 and 17,808.53

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Solution

The fourth proportional to 25,335.96, 38,003.86 and 17,808.53 is: 26,712.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,335.96 : 38,003.86 = 17,808.53 : x
  2. Step 2: Convert to fraction form
    25,335.96/38,003.86 = 17,808.53/x
  3. Step 3: Cross multiply
    25,335.96x = 38,003.86 × 17,808.53
  4. Step 4: Simplify right side
    25,335.96x = 676,792,601.86
  5. Step 5: Solve for x
    x = 676,792,601.86/25,335.96
  6. Step 6: Final answer
    x = 26,712.73

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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.