Home / 33,207.81-49,816.03-13,487.01

Finding the Fourth Proportional to 33,207.81, 49,816.03 and 13,487.01

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Solution

The fourth proportional to 33,207.81, 49,816.03 and 13,487.01 is: 20,232.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,207.81 : 49,816.03 = 13,487.01 : x
  2. Step 2: Convert to fraction form
    33,207.81/49,816.03 = 13,487.01/x
  3. Step 3: Cross multiply
    33,207.81x = 49,816.03 × 13,487.01
  4. Step 4: Simplify right side
    33,207.81x = 671,869,294.77
  5. Step 5: Solve for x
    x = 671,869,294.77/33,207.81
  6. Step 6: Final answer
    x = 20,232.27

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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.