Home / 31,759.54-47,646.51-10,983.22

Finding the Fourth Proportional to 31,759.54, 47,646.51 and 10,983.22

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Solution

The fourth proportional to 31,759.54, 47,646.51 and 10,983.22 is: 16,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759.54 : 47,646.51 = 10,983.22 : x
  2. Step 2: Convert to fraction form
    31,759.54/47,646.51 = 10,983.22/x
  3. Step 3: Cross multiply
    31,759.54x = 47,646.51 × 10,983.22
  4. Step 4: Simplify right side
    31,759.54x = 523,312,101.56
  5. Step 5: Solve for x
    x = 523,312,101.56/31,759.54
  6. Step 6: Final answer
    x = 16,477.32

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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.