Home / 33,583.47-50,342.40-13,875.81

Finding the Fourth Proportional to 33,583.47, 50,342.40 and 13,875.81

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Solution

The fourth proportional to 33,583.47, 50,342.40 and 13,875.81 is: 20,800.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,583.47 : 50,342.40 = 13,875.81 : x
  2. Step 2: Convert to fraction form
    33,583.47/50,342.40 = 13,875.81/x
  3. Step 3: Cross multiply
    33,583.47x = 50,342.40 × 13,875.81
  4. Step 4: Simplify right side
    33,583.47x = 698,541,577.34
  5. Step 5: Solve for x
    x = 698,541,577.34/33,583.47
  6. Step 6: Final answer
    x = 20,800.16

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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.