Home / 53,033.15-73,185.90-30,372.50

Finding the Fourth Proportional to 53,033.15, 73,185.90 and 30,372.50

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Solution

The fourth proportional to 53,033.15, 73,185.90 and 30,372.50 is: 41,914.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,033.15 : 73,185.90 = 30,372.50 : x
  2. Step 2: Convert to fraction form
    53,033.15/73,185.90 = 30,372.50/x
  3. Step 3: Cross multiply
    53,033.15x = 73,185.90 × 30,372.50
  4. Step 4: Simplify right side
    53,033.15x = 2,222,838,747.75
  5. Step 5: Solve for x
    x = 2,222,838,747.75/53,033.15
  6. Step 6: Final answer
    x = 41,914.14

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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.