Home / 47,288.20-70,933.54-12,227.76

Finding the Fourth Proportional to 47,288.20, 70,933.54 and 12,227.76

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Solution

The fourth proportional to 47,288.20, 70,933.54 and 12,227.76 is: 18,341.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,288.20 : 70,933.54 = 12,227.76 : x
  2. Step 2: Convert to fraction form
    47,288.20/70,933.54 = 12,227.76/x
  3. Step 3: Cross multiply
    47,288.20x = 70,933.54 × 12,227.76
  4. Step 4: Simplify right side
    47,288.20x = 867,358,303.07
  5. Step 5: Solve for x
    x = 867,358,303.07/47,288.20
  6. Step 6: Final answer
    x = 18,341.96

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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.