Home / 35,972.60-49,642.74-20,056.52

Finding the Fourth Proportional to 35,972.60, 49,642.74 and 20,056.52

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Solution

The fourth proportional to 35,972.60, 49,642.74 and 20,056.52 is: 27,678.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,972.60 : 49,642.74 = 20,056.52 : x
  2. Step 2: Convert to fraction form
    35,972.60/49,642.74 = 20,056.52/x
  3. Step 3: Cross multiply
    35,972.60x = 49,642.74 × 20,056.52
  4. Step 4: Simplify right side
    35,972.60x = 995,660,607.66
  5. Step 5: Solve for x
    x = 995,660,607.66/35,972.60
  6. Step 6: Final answer
    x = 27,678.31

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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.