Home / 49,881.16-74,808.94-14,812.68

Finding the Fourth Proportional to 49,881.16, 74,808.94 and 14,812.68

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Solution

The fourth proportional to 49,881.16, 74,808.94 and 14,812.68 is: 22,215.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,881.16 : 74,808.94 = 14,812.68 : x
  2. Step 2: Convert to fraction form
    49,881.16/74,808.94 = 14,812.68/x
  3. Step 3: Cross multiply
    49,881.16x = 74,808.94 × 14,812.68
  4. Step 4: Simplify right side
    49,881.16x = 1,108,120,889.36
  5. Step 5: Solve for x
    x = 1,108,120,889.36/49,881.16
  6. Step 6: Final answer
    x = 22,215.22

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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.