Home / 34,359.26-47,425.12-20,216.66

Finding the Fourth Proportional to 34,359.26, 47,425.12 and 20,216.66

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Solution

The fourth proportional to 34,359.26, 47,425.12 and 20,216.66 is: 27,904.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,359.26 : 47,425.12 = 20,216.66 : x
  2. Step 2: Convert to fraction form
    34,359.26/47,425.12 = 20,216.66/x
  3. Step 3: Cross multiply
    34,359.26x = 47,425.12 × 20,216.66
  4. Step 4: Simplify right side
    34,359.26x = 958,777,526.50
  5. Step 5: Solve for x
    x = 958,777,526.50/34,359.26
  6. Step 6: Final answer
    x = 27,904.49

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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.