Home / 35,892.66-49,534.56-20,789.40

Finding the Fourth Proportional to 35,892.66, 49,534.56 and 20,789.40

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Solution

The fourth proportional to 35,892.66, 49,534.56 and 20,789.40 is: 28,690.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,892.66 : 49,534.56 = 20,789.40 : x
  2. Step 2: Convert to fraction form
    35,892.66/49,534.56 = 20,789.40/x
  3. Step 3: Cross multiply
    35,892.66x = 49,534.56 × 20,789.40
  4. Step 4: Simplify right side
    35,892.66x = 1,029,793,781.66
  5. Step 5: Solve for x
    x = 1,029,793,781.66/35,892.66
  6. Step 6: Final answer
    x = 28,690.93

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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.