Home / 31,721.80-47,573.22-9,529.24

Finding the Fourth Proportional to 31,721.80, 47,573.22 and 9,529.24

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Solution

The fourth proportional to 31,721.80, 47,573.22 and 9,529.24 is: 14,291.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,721.80 : 47,573.22 = 9,529.24 : x
  2. Step 2: Convert to fraction form
    31,721.80/47,573.22 = 9,529.24/x
  3. Step 3: Cross multiply
    31,721.80x = 47,573.22 × 9,529.24
  4. Step 4: Simplify right side
    31,721.80x = 453,336,630.95
  5. Step 5: Solve for x
    x = 453,336,630.95/31,721.80
  6. Step 6: Final answer
    x = 14,291.01

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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.