Home / 33,008.79-49,516.11-9,316.50

Finding the Fourth Proportional to 33,008.79, 49,516.11 and 9,316.50

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Solution

The fourth proportional to 33,008.79, 49,516.11 and 9,316.50 is: 13,975.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,008.79 : 49,516.11 = 9,316.50 : x
  2. Step 2: Convert to fraction form
    33,008.79/49,516.11 = 9,316.50/x
  3. Step 3: Cross multiply
    33,008.79x = 49,516.11 × 9,316.50
  4. Step 4: Simplify right side
    33,008.79x = 461,316,838.82
  5. Step 5: Solve for x
    x = 461,316,838.82/33,008.79
  6. Step 6: Final answer
    x = 13,975.58

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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.