Home / 34,296.91-47,334.07-20,867.36

Finding the Fourth Proportional to 34,296.91, 47,334.07 and 20,867.36

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Solution

The fourth proportional to 34,296.91, 47,334.07 and 20,867.36 is: 28,799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,296.91 : 47,334.07 = 20,867.36 : x
  2. Step 2: Convert to fraction form
    34,296.91/47,334.07 = 20,867.36/x
  3. Step 3: Cross multiply
    34,296.91x = 47,334.07 × 20,867.36
  4. Step 4: Simplify right side
    34,296.91x = 987,736,868.37
  5. Step 5: Solve for x
    x = 987,736,868.37/34,296.91
  6. Step 6: Final answer
    x = 28,799.59

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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.