Home / 52,990.36-73,132.32-31,771.60

Finding the Fourth Proportional to 52,990.36, 73,132.32 and 31,771.60

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Solution

The fourth proportional to 52,990.36, 73,132.32 and 31,771.60 is: 43,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,990.36 : 73,132.32 = 31,771.60 : x
  2. Step 2: Convert to fraction form
    52,990.36/73,132.32 = 31,771.60/x
  3. Step 3: Cross multiply
    52,990.36x = 73,132.32 × 31,771.60
  4. Step 4: Simplify right side
    52,990.36x = 2,323,530,818.11
  5. Step 5: Solve for x
    x = 2,323,530,818.11/52,990.36
  6. Step 6: Final answer
    x = 43,848.18

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1.5x scale

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.