Home / 55,552.90-83,342.56-18,113.22

Finding the Fourth Proportional to 55,552.90, 83,342.56 and 18,113.22

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Solution

The fourth proportional to 55,552.90, 83,342.56 and 18,113.22 is: 27,174.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,552.90 : 83,342.56 = 18,113.22 : x
  2. Step 2: Convert to fraction form
    55,552.90/83,342.56 = 18,113.22/x
  3. Step 3: Cross multiply
    55,552.90x = 83,342.56 × 18,113.22
  4. Step 4: Simplify right side
    55,552.90x = 1,509,602,124.64
  5. Step 5: Solve for x
    x = 1,509,602,124.64/55,552.90
  6. Step 6: Final answer
    x = 27,174.14

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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.