Home / 31,881.93-47,830.59-15,237.24

Finding the Fourth Proportional to 31,881.93, 47,830.59 and 15,237.24

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Solution

The fourth proportional to 31,881.93, 47,830.59 and 15,237.24 is: 22,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,881.93 : 47,830.59 = 15,237.24 : x
  2. Step 2: Convert to fraction form
    31,881.93/47,830.59 = 15,237.24/x
  3. Step 3: Cross multiply
    31,881.93x = 47,830.59 × 15,237.24
  4. Step 4: Simplify right side
    31,881.93x = 728,806,179.17
  5. Step 5: Solve for x
    x = 728,806,179.17/31,881.93
  6. Step 6: Final answer
    x = 22,859.54

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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.