Home / 50,331.02-75,504.72-18,741.20

Finding the Fourth Proportional to 50,331.02, 75,504.72 and 18,741.20

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Solution

The fourth proportional to 50,331.02, 75,504.72 and 18,741.20 is: 28,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,331.02 : 75,504.72 = 18,741.20 : x
  2. Step 2: Convert to fraction form
    50,331.02/75,504.72 = 18,741.20/x
  3. Step 3: Cross multiply
    50,331.02x = 75,504.72 × 18,741.20
  4. Step 4: Simplify right side
    50,331.02x = 1,415,049,058.46
  5. Step 5: Solve for x
    x = 1,415,049,058.46/50,331.02
  6. Step 6: Final answer
    x = 28,114.85

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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.