Home / 55,223.88-82,833.36-17,783.28

Finding the Fourth Proportional to 55,223.88, 82,833.36 and 17,783.28

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Solution

The fourth proportional to 55,223.88, 82,833.36 and 17,783.28 is: 26,674.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,223.88 : 82,833.36 = 17,783.28 : x
  2. Step 2: Convert to fraction form
    55,223.88/82,833.36 = 17,783.28/x
  3. Step 3: Cross multiply
    55,223.88x = 82,833.36 × 17,783.28
  4. Step 4: Simplify right side
    55,223.88x = 1,473,048,834.22
  5. Step 5: Solve for x
    x = 1,473,048,834.22/55,223.88
  6. Step 6: Final answer
    x = 26,674.13

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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.