Home / 37,112.89-55,655.52-14,918.80

Finding the Fourth Proportional to 37,112.89, 55,655.52 and 14,918.80

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Solution

The fourth proportional to 37,112.89, 55,655.52 and 14,918.80 is: 22,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,112.89 : 55,655.52 = 14,918.80 : x
  2. Step 2: Convert to fraction form
    37,112.89/55,655.52 = 14,918.80/x
  3. Step 3: Cross multiply
    37,112.89x = 55,655.52 × 14,918.80
  4. Step 4: Simplify right side
    37,112.89x = 830,313,571.78
  5. Step 5: Solve for x
    x = 830,313,571.78/37,112.89
  6. Step 6: Final answer
    x = 22,372.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.