Home / 69,811.21-104,726.55-22,427.74

Finding the Fourth Proportional to 69,811.21, 104,726.55 and 22,427.74

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Solution

The fourth proportional to 69,811.21, 104,726.55 and 22,427.74 is: 33,644.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,811.21 : 104,726.55 = 22,427.74 : x
  2. Step 2: Convert to fraction form
    69,811.21/104,726.55 = 22,427.74/x
  3. Step 3: Cross multiply
    69,811.21x = 104,726.55 × 22,427.74
  4. Step 4: Simplify right side
    69,811.21x = 2,348,779,834.50
  5. Step 5: Solve for x
    x = 2,348,779,834.50/69,811.21
  6. Step 6: Final answer
    x = 33,644.74

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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.