Home / 53,335.43-80,003.13-15,894.53

Finding the Fourth Proportional to 53,335.43, 80,003.13 and 15,894.53

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Solution

The fourth proportional to 53,335.43, 80,003.13 and 15,894.53 is: 23,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,335.43 : 80,003.13 = 15,894.53 : x
  2. Step 2: Convert to fraction form
    53,335.43/80,003.13 = 15,894.53/x
  3. Step 3: Cross multiply
    53,335.43x = 80,003.13 × 15,894.53
  4. Step 4: Simplify right side
    53,335.43x = 1,271,611,749.86
  5. Step 5: Solve for x
    x = 1,271,611,749.86/53,335.43
  6. Step 6: Final answer
    x = 23,841.79

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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.