Home / 34,152.19-47,134.62-20,010.67

Finding the Fourth Proportional to 34,152.19, 47,134.62 and 20,010.67

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Solution

The fourth proportional to 34,152.19, 47,134.62 and 20,010.67 is: 27,617.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,152.19 : 47,134.62 = 20,010.67 : x
  2. Step 2: Convert to fraction form
    34,152.19/47,134.62 = 20,010.67/x
  3. Step 3: Cross multiply
    34,152.19x = 47,134.62 × 20,010.67
  4. Step 4: Simplify right side
    34,152.19x = 943,195,208.56
  5. Step 5: Solve for x
    x = 943,195,208.56/34,152.19
  6. Step 6: Final answer
    x = 27,617.42

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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.