Home / 47,599.18-71,399.39-18,009.07

Finding the Fourth Proportional to 47,599.18, 71,399.39 and 18,009.07

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Solution

The fourth proportional to 47,599.18, 71,399.39 and 18,009.07 is: 27,013.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,599.18 : 71,399.39 = 18,009.07 : x
  2. Step 2: Convert to fraction form
    47,599.18/71,399.39 = 18,009.07/x
  3. Step 3: Cross multiply
    47,599.18x = 71,399.39 × 18,009.07
  4. Step 4: Simplify right side
    47,599.18x = 1,285,836,343.92
  5. Step 5: Solve for x
    x = 1,285,836,343.92/47,599.18
  6. Step 6: Final answer
    x = 27,013.84

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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.