Home / 55,675.48-83,518.40-18,235.84

Finding the Fourth Proportional to 55,675.48, 83,518.40 and 18,235.84

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Solution

The fourth proportional to 55,675.48, 83,518.40 and 18,235.84 is: 27,355.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,675.48 : 83,518.40 = 18,235.84 : x
  2. Step 2: Convert to fraction form
    55,675.48/83,518.40 = 18,235.84/x
  3. Step 3: Cross multiply
    55,675.48x = 83,518.40 × 18,235.84
  4. Step 4: Simplify right side
    55,675.48x = 1,523,028,179.46
  5. Step 5: Solve for x
    x = 1,523,028,179.46/55,675.48
  6. Step 6: Final answer
    x = 27,355.46

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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.