Home / 44,284.32-66,429.36-20,933.28

Finding the Fourth Proportional to 44,284.32, 66,429.36 and 20,933.28

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Solution

The fourth proportional to 44,284.32, 66,429.36 and 20,933.28 is: 31,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,284.32 : 66,429.36 = 20,933.28 : x
  2. Step 2: Convert to fraction form
    44,284.32/66,429.36 = 20,933.28/x
  3. Step 3: Cross multiply
    44,284.32x = 66,429.36 × 20,933.28
  4. Step 4: Simplify right side
    44,284.32x = 1,390,584,393.10
  5. Step 5: Solve for x
    x = 1,390,584,393.10/44,284.32
  6. Step 6: Final answer
    x = 31,401.28

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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.