Home / 49,394.22-74,088.70-13,857.99

Finding the Fourth Proportional to 49,394.22, 74,088.70 and 13,857.99

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Solution

The fourth proportional to 49,394.22, 74,088.70 and 13,857.99 is: 20,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,394.22 : 74,088.70 = 13,857.99 : x
  2. Step 2: Convert to fraction form
    49,394.22/74,088.70 = 13,857.99/x
  3. Step 3: Cross multiply
    49,394.22x = 74,088.70 × 13,857.99
  4. Step 4: Simplify right side
    49,394.22x = 1,026,720,463.71
  5. Step 5: Solve for x
    x = 1,026,720,463.71/49,394.22
  6. Step 6: Final answer
    x = 20,786.25

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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.