Home / 31,967.96-47,965.76-17,159.57

Finding the Fourth Proportional to 31,967.96, 47,965.76 and 17,159.57

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Solution

The fourth proportional to 31,967.96, 47,965.76 and 17,159.57 is: 25,746.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,967.96 : 47,965.76 = 17,159.57 : x
  2. Step 2: Convert to fraction form
    31,967.96/47,965.76 = 17,159.57/x
  3. Step 3: Cross multiply
    31,967.96x = 47,965.76 × 17,159.57
  4. Step 4: Simplify right side
    31,967.96x = 823,071,490.70
  5. Step 5: Solve for x
    x = 823,071,490.70/31,967.96
  6. Step 6: Final answer
    x = 25,746.76

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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.