Home / 31,043.25-46,574.07-17,905.05

Finding the Fourth Proportional to 31,043.25, 46,574.07 and 17,905.05

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Solution

The fourth proportional to 31,043.25, 46,574.07 and 17,905.05 is: 26,862.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,043.25 : 46,574.07 = 17,905.05 : x
  2. Step 2: Convert to fraction form
    31,043.25/46,574.07 = 17,905.05/x
  3. Step 3: Cross multiply
    31,043.25x = 46,574.07 × 17,905.05
  4. Step 4: Simplify right side
    31,043.25x = 833,911,052.05
  5. Step 5: Solve for x
    x = 833,911,052.05/31,043.25
  6. Step 6: Final answer
    x = 26,862.88

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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.