Home / 49,574.84-68,387.91-31,651.00

Finding the Fourth Proportional to 49,574.84, 68,387.91 and 31,651.00

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Solution

The fourth proportional to 49,574.84, 68,387.91 and 31,651.00 is: 43,662.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,574.84 : 68,387.91 = 31,651.00 : x
  2. Step 2: Convert to fraction form
    49,574.84/68,387.91 = 31,651.00/x
  3. Step 3: Cross multiply
    49,574.84x = 68,387.91 × 31,651.00
  4. Step 4: Simplify right side
    49,574.84x = 2,164,545,397.47
  5. Step 5: Solve for x
    x = 2,164,545,397.47/49,574.84
  6. Step 6: Final answer
    x = 43,662.18

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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.