Home / 52,747.20-72,795.48-30,087.12

Finding the Fourth Proportional to 52,747.20, 72,795.48 and 30,087.12

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Solution

The fourth proportional to 52,747.20, 72,795.48 and 30,087.12 is: 41,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,747.20 : 72,795.48 = 30,087.12 : x
  2. Step 2: Convert to fraction form
    52,747.20/72,795.48 = 30,087.12/x
  3. Step 3: Cross multiply
    52,747.20x = 72,795.48 × 30,087.12
  4. Step 4: Simplify right side
    52,747.20x = 2,190,206,342.22
  5. Step 5: Solve for x
    x = 2,190,206,342.22/52,747.20
  6. Step 6: Final answer
    x = 41,522.70

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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.