Home / 35,288.72-52,863.88-20,466.51

Finding the Fourth Proportional to 35,288.72, 52,863.88 and 20,466.51

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Solution

The fourth proportional to 35,288.72, 52,863.88 and 20,466.51 is: 30,659.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,288.72 : 52,863.88 = 20,466.51 : x
  2. Step 2: Convert to fraction form
    35,288.72/52,863.88 = 20,466.51/x
  3. Step 3: Cross multiply
    35,288.72x = 52,863.88 × 20,466.51
  4. Step 4: Simplify right side
    35,288.72x = 1,081,939,128.66
  5. Step 5: Solve for x
    x = 1,081,939,128.66/35,288.72
  6. Step 6: Final answer
    x = 30,659.63

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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.