Home / 36,660.56-54,990.84-21,068.24

Finding the Fourth Proportional to 36,660.56, 54,990.84 and 21,068.24

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Solution

The fourth proportional to 36,660.56, 54,990.84 and 21,068.24 is: 31,602.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,660.56 : 54,990.84 = 21,068.24 : x
  2. Step 2: Convert to fraction form
    36,660.56/54,990.84 = 21,068.24/x
  3. Step 3: Cross multiply
    36,660.56x = 54,990.84 × 21,068.24
  4. Step 4: Simplify right side
    36,660.56x = 1,158,560,214.92
  5. Step 5: Solve for x
    x = 1,158,560,214.92/36,660.56
  6. Step 6: Final answer
    x = 31,602.36

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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.