Home / 31,301.47-46,908.33-14,621.95

Finding the Fourth Proportional to 31,301.47, 46,908.33 and 14,621.95

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Solution

The fourth proportional to 31,301.47, 46,908.33 and 14,621.95 is: 21,912.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,301.47 : 46,908.33 = 14,621.95 : x
  2. Step 2: Convert to fraction form
    31,301.47/46,908.33 = 14,621.95/x
  3. Step 3: Cross multiply
    31,301.47x = 46,908.33 × 14,621.95
  4. Step 4: Simplify right side
    31,301.47x = 685,891,255.84
  5. Step 5: Solve for x
    x = 685,891,255.84/31,301.47
  6. Step 6: Final answer
    x = 21,912.43

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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.