Home / 47,804.38-71,703.83-18,225.20

Finding the Fourth Proportional to 47,804.38, 71,703.83 and 18,225.20

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Solution

The fourth proportional to 47,804.38, 71,703.83 and 18,225.20 is: 27,336.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,804.38 : 71,703.83 = 18,225.20 : x
  2. Step 2: Convert to fraction form
    47,804.38/71,703.83 = 18,225.20/x
  3. Step 3: Cross multiply
    47,804.38x = 71,703.83 × 18,225.20
  4. Step 4: Simplify right side
    47,804.38x = 1,306,816,867.34
  5. Step 5: Solve for x
    x = 1,306,816,867.34/47,804.38
  6. Step 6: Final answer
    x = 27,336.76

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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.