Home / 55,647.73-83,484.83-18,207.91

Finding the Fourth Proportional to 55,647.73, 83,484.83 and 18,207.91

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Solution

The fourth proportional to 55,647.73, 83,484.83 and 18,207.91 is: 27,316.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,647.73 : 83,484.83 = 18,207.91 : x
  2. Step 2: Convert to fraction form
    55,647.73/83,484.83 = 18,207.91/x
  3. Step 3: Cross multiply
    55,647.73x = 83,484.83 × 18,207.91
  4. Step 4: Simplify right side
    55,647.73x = 1,520,084,271.01
  5. Step 5: Solve for x
    x = 1,520,084,271.01/55,647.73
  6. Step 6: Final answer
    x = 27,316.20

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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.