Home / 55,322.70-82,998.57-21,589.26

Finding the Fourth Proportional to 55,322.70, 82,998.57 and 21,589.26

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Solution

The fourth proportional to 55,322.70, 82,998.57 and 21,589.26 is: 32,389.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,322.70 : 82,998.57 = 21,589.26 : x
  2. Step 2: Convert to fraction form
    55,322.70/82,998.57 = 21,589.26/x
  3. Step 3: Cross multiply
    55,322.70x = 82,998.57 × 21,589.26
  4. Step 4: Simplify right side
    55,322.70x = 1,791,877,707.36
  5. Step 5: Solve for x
    x = 1,791,877,707.36/55,322.70
  6. Step 6: Final answer
    x = 32,389.56

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1.5x scale

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.