Home / 45,190.02-67,784.68-13,599.94

Finding the Fourth Proportional to 45,190.02, 67,784.68 and 13,599.94

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Solution

The fourth proportional to 45,190.02, 67,784.68 and 13,599.94 is: 20,399.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,190.02 : 67,784.68 = 13,599.94 : x
  2. Step 2: Convert to fraction form
    45,190.02/67,784.68 = 13,599.94/x
  3. Step 3: Cross multiply
    45,190.02x = 67,784.68 × 13,599.94
  4. Step 4: Simplify right side
    45,190.02x = 921,867,512.92
  5. Step 5: Solve for x
    x = 921,867,512.92/45,190.02
  6. Step 6: Final answer
    x = 20,399.81

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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.