Home / 34,732.19-47,930.33-18,816.67

Finding the Fourth Proportional to 34,732.19, 47,930.33 and 18,816.67

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Solution

The fourth proportional to 34,732.19, 47,930.33 and 18,816.67 is: 25,966.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,732.19 : 47,930.33 = 18,816.67 : x
  2. Step 2: Convert to fraction form
    34,732.19/47,930.33 = 18,816.67/x
  3. Step 3: Cross multiply
    34,732.19x = 47,930.33 × 18,816.67
  4. Step 4: Simplify right side
    34,732.19x = 901,889,309.56
  5. Step 5: Solve for x
    x = 901,889,309.56/34,732.19
  6. Step 6: Final answer
    x = 25,966.96

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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.