Home / 45,561.95-68,347.79-19,269.35

Finding the Fourth Proportional to 45,561.95, 68,347.79 and 19,269.35

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Solution

The fourth proportional to 45,561.95, 68,347.79 and 19,269.35 is: 28,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,561.95 : 68,347.79 = 19,269.35 : x
  2. Step 2: Convert to fraction form
    45,561.95/68,347.79 = 19,269.35/x
  3. Step 3: Cross multiply
    45,561.95x = 68,347.79 × 19,269.35
  4. Step 4: Simplify right side
    45,561.95x = 1,317,017,049.15
  5. Step 5: Solve for x
    x = 1,317,017,049.15/45,561.95
  6. Step 6: Final answer
    x = 28,906.08

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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.