Home / 47,627.77-71,441.89-12,089.10

Finding the Fourth Proportional to 47,627.77, 71,441.89 and 12,089.10

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Solution

The fourth proportional to 47,627.77, 71,441.89 and 12,089.10 is: 18,133.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,627.77 : 71,441.89 = 12,089.10 : x
  2. Step 2: Convert to fraction form
    47,627.77/71,441.89 = 12,089.10/x
  3. Step 3: Cross multiply
    47,627.77x = 71,441.89 × 12,089.10
  4. Step 4: Simplify right side
    47,627.77x = 863,668,078.38
  5. Step 5: Solve for x
    x = 863,668,078.38/47,627.77
  6. Step 6: Final answer
    x = 18,133.71

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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.