Home / 34,173.73-47,159.78-20,026.56

Finding the Fourth Proportional to 34,173.73, 47,159.78 and 20,026.56

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Solution

The fourth proportional to 34,173.73, 47,159.78 and 20,026.56 is: 27,636.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,173.73 : 47,159.78 = 20,026.56 : x
  2. Step 2: Convert to fraction form
    34,173.73/47,159.78 = 20,026.56/x
  3. Step 3: Cross multiply
    34,173.73x = 47,159.78 × 20,026.56
  4. Step 4: Simplify right side
    34,173.73x = 944,448,163.76
  5. Step 5: Solve for x
    x = 944,448,163.76/34,173.73
  6. Step 6: Final answer
    x = 27,636.67

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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.