Home / 34,606.20-47,756.54-18,690.66

Finding the Fourth Proportional to 34,606.20, 47,756.54 and 18,690.66

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Solution

The fourth proportional to 34,606.20, 47,756.54 and 18,690.66 is: 25,793.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,606.20 : 47,756.54 = 18,690.66 : x
  2. Step 2: Convert to fraction form
    34,606.20/47,756.54 = 18,690.66/x
  3. Step 3: Cross multiply
    34,606.20x = 47,756.54 × 18,690.66
  4. Step 4: Simplify right side
    34,606.20x = 892,601,251.92
  5. Step 5: Solve for x
    x = 892,601,251.92/34,606.20
  6. Step 6: Final answer
    x = 25,793.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.