Home / 47,467.26-71,225.28-21,189.24

Finding the Fourth Proportional to 47,467.26, 71,225.28 and 21,189.24

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Solution

The fourth proportional to 47,467.26, 71,225.28 and 21,189.24 is: 31,794.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,467.26 : 71,225.28 = 21,189.24 : x
  2. Step 2: Convert to fraction form
    47,467.26/71,225.28 = 21,189.24/x
  3. Step 3: Cross multiply
    47,467.26x = 71,225.28 × 21,189.24
  4. Step 4: Simplify right side
    47,467.26x = 1,509,209,551.99
  5. Step 5: Solve for x
    x = 1,509,209,551.99/47,467.26
  6. Step 6: Final answer
    x = 31,794.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.