Home / 53,311.37-79,994.73-21,744.59

Finding the Fourth Proportional to 53,311.37, 79,994.73 and 21,744.59

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Solution

The fourth proportional to 53,311.37, 79,994.73 and 21,744.59 is: 32,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,311.37 : 79,994.73 = 21,744.59 : x
  2. Step 2: Convert to fraction form
    53,311.37/79,994.73 = 21,744.59/x
  3. Step 3: Cross multiply
    53,311.37x = 79,994.73 × 21,744.59
  4. Step 4: Simplify right side
    53,311.37x = 1,739,452,206.04
  5. Step 5: Solve for x
    x = 1,739,452,206.04/53,311.37
  6. Step 6: Final answer
    x = 32,628.17

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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.