Home / 31,924.86-47,870.90-17,146.22

Finding the Fourth Proportional to 31,924.86, 47,870.90 and 17,146.22

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Solution

The fourth proportional to 31,924.86, 47,870.90 and 17,146.22 is: 25,710.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,924.86 : 47,870.90 = 17,146.22 : x
  2. Step 2: Convert to fraction form
    31,924.86/47,870.90 = 17,146.22/x
  3. Step 3: Cross multiply
    31,924.86x = 47,870.90 × 17,146.22
  4. Step 4: Simplify right side
    31,924.86x = 820,804,657.91
  5. Step 5: Solve for x
    x = 820,804,657.91/31,924.86
  6. Step 6: Final answer
    x = 25,710.52

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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.