Home / 31,761.47-47,634.50-10,696.07

Finding the Fourth Proportional to 31,761.47, 47,634.50 and 10,696.07

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Solution

The fourth proportional to 31,761.47, 47,634.50 and 10,696.07 is: 16,041.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,761.47 : 47,634.50 = 10,696.07 : x
  2. Step 2: Convert to fraction form
    31,761.47/47,634.50 = 10,696.07/x
  3. Step 3: Cross multiply
    31,761.47x = 47,634.50 × 10,696.07
  4. Step 4: Simplify right side
    31,761.47x = 509,502,092.24
  5. Step 5: Solve for x
    x = 509,502,092.24/31,761.47
  6. Step 6: Final answer
    x = 16,041.51

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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.