Home / 60,947.88-91,424.22-18,824.21

Finding the Fourth Proportional to 60,947.88, 91,424.22 and 18,824.21

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Solution

The fourth proportional to 60,947.88, 91,424.22 and 18,824.21 is: 28,237.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,947.88 : 91,424.22 = 18,824.21 : x
  2. Step 2: Convert to fraction form
    60,947.88/91,424.22 = 18,824.21/x
  3. Step 3: Cross multiply
    60,947.88x = 91,424.22 × 18,824.21
  4. Step 4: Simplify right side
    60,947.88x = 1,720,988,716.37
  5. Step 5: Solve for x
    x = 1,720,988,716.37/60,947.88
  6. Step 6: Final answer
    x = 28,237.06

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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.