Home / 45,417.18-68,027.31-21,994.50

Finding the Fourth Proportional to 45,417.18, 68,027.31 and 21,994.50

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Solution

The fourth proportional to 45,417.18, 68,027.31 and 21,994.50 is: 32,944.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,417.18 : 68,027.31 = 21,994.50 : x
  2. Step 2: Convert to fraction form
    45,417.18/68,027.31 = 21,994.50/x
  3. Step 3: Cross multiply
    45,417.18x = 68,027.31 × 21,994.50
  4. Step 4: Simplify right side
    45,417.18x = 1,496,226,669.80
  5. Step 5: Solve for x
    x = 1,496,226,669.80/45,417.18
  6. Step 6: Final answer
    x = 32,944.07

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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.