Home / 31,574.81-43,573.24-17,427.66

Finding the Fourth Proportional to 31,574.81, 43,573.24 and 17,427.66

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Solution

The fourth proportional to 31,574.81, 43,573.24 and 17,427.66 is: 24,050.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,574.81 : 43,573.24 = 17,427.66 : x
  2. Step 2: Convert to fraction form
    31,574.81/43,573.24 = 17,427.66/x
  3. Step 3: Cross multiply
    31,574.81x = 43,573.24 × 17,427.66
  4. Step 4: Simplify right side
    31,574.81x = 759,379,470.20
  5. Step 5: Solve for x
    x = 759,379,470.20/31,574.81
  6. Step 6: Final answer
    x = 24,050.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.