Home / 55,264.70-82,880.62-20,196.16

Finding the Fourth Proportional to 55,264.70, 82,880.62 and 20,196.16

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Solution

The fourth proportional to 55,264.70, 82,880.62 and 20,196.16 is: 30,288.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,264.70 : 82,880.62 = 20,196.16 : x
  2. Step 2: Convert to fraction form
    55,264.70/82,880.62 = 20,196.16/x
  3. Step 3: Cross multiply
    55,264.70x = 82,880.62 × 20,196.16
  4. Step 4: Simplify right side
    55,264.70x = 1,673,870,262.42
  5. Step 5: Solve for x
    x = 1,673,870,262.42/55,264.70
  6. Step 6: Final answer
    x = 30,288.24

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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.