Home / 47,184.46-70,777.24-18,728.40

Finding the Fourth Proportional to 47,184.46, 70,777.24 and 18,728.40

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Solution

The fourth proportional to 47,184.46, 70,777.24 and 18,728.40 is: 28,092.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,184.46 : 70,777.24 = 18,728.40 : x
  2. Step 2: Convert to fraction form
    47,184.46/70,777.24 = 18,728.40/x
  3. Step 3: Cross multiply
    47,184.46x = 70,777.24 × 18,728.40
  4. Step 4: Simplify right side
    47,184.46x = 1,325,544,461.62
  5. Step 5: Solve for x
    x = 1,325,544,461.62/47,184.46
  6. Step 6: Final answer
    x = 28,092.82

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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.