Home / 37,313.97-55,969.08-13,938.57

Finding the Fourth Proportional to 37,313.97, 55,969.08 and 13,938.57

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Solution

The fourth proportional to 37,313.97, 55,969.08 and 13,938.57 is: 20,907.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,313.97 : 55,969.08 = 13,938.57 : x
  2. Step 2: Convert to fraction form
    37,313.97/55,969.08 = 13,938.57/x
  3. Step 3: Cross multiply
    37,313.97x = 55,969.08 × 13,938.57
  4. Step 4: Simplify right side
    37,313.97x = 780,128,939.42
  5. Step 5: Solve for x
    x = 780,128,939.42/37,313.97
  6. Step 6: Final answer
    x = 20,907.15

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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.