Home / 55,619.03-83,427.84-13,499.44

Finding the Fourth Proportional to 55,619.03, 83,427.84 and 13,499.44

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Solution

The fourth proportional to 55,619.03, 83,427.84 and 13,499.44 is: 20,248.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,619.03 : 83,427.84 = 13,499.44 : x
  2. Step 2: Convert to fraction form
    55,619.03/83,427.84 = 13,499.44/x
  3. Step 3: Cross multiply
    55,619.03x = 83,427.84 × 13,499.44
  4. Step 4: Simplify right side
    55,619.03x = 1,126,228,911.84
  5. Step 5: Solve for x
    x = 1,126,228,911.84/55,619.03
  6. Step 6: Final answer
    x = 20,248.98

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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.