Home / 49,504.19-74,239-19,914.35

Finding the Fourth Proportional to 49,504.19, 74,239 and 19,914.35

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Solution

The fourth proportional to 49,504.19, 74,239 and 19,914.35 is: 29,864.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,504.19 : 74,239 = 19,914.35 : x
  2. Step 2: Convert to fraction form
    49,504.19/74,239 = 19,914.35/x
  3. Step 3: Cross multiply
    49,504.19x = 74,239 × 19,914.35
  4. Step 4: Simplify right side
    49,504.19x = 1,478,421,429.65
  5. Step 5: Solve for x
    x = 1,478,421,429.65/49,504.19
  6. Step 6: Final answer
    x = 29,864.57

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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.