Home / 48,571.23-67,028.55-28,424.19

Finding the Fourth Proportional to 48,571.23, 67,028.55 and 28,424.19

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Solution

The fourth proportional to 48,571.23, 67,028.55 and 28,424.19 is: 39,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,571.23 : 67,028.55 = 28,424.19 : x
  2. Step 2: Convert to fraction form
    48,571.23/67,028.55 = 28,424.19/x
  3. Step 3: Cross multiply
    48,571.23x = 67,028.55 × 28,424.19
  4. Step 4: Simplify right side
    48,571.23x = 1,905,232,240.62
  5. Step 5: Solve for x
    x = 1,905,232,240.62/48,571.23
  6. Step 6: Final answer
    x = 39,225.53

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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.