Home / 50,551.02-75,785.36-18,943.34

Finding the Fourth Proportional to 50,551.02, 75,785.36 and 18,943.34

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Solution

The fourth proportional to 50,551.02, 75,785.36 and 18,943.34 is: 28,399.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,551.02 : 75,785.36 = 18,943.34 : x
  2. Step 2: Convert to fraction form
    50,551.02/75,785.36 = 18,943.34/x
  3. Step 3: Cross multiply
    50,551.02x = 75,785.36 × 18,943.34
  4. Step 4: Simplify right side
    50,551.02x = 1,435,627,367.86
  5. Step 5: Solve for x
    x = 1,435,627,367.86/50,551.02
  6. Step 6: Final answer
    x = 28,399.57

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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.