Home / 35,455.31-53,189.29-11,764.28

Finding the Fourth Proportional to 35,455.31, 53,189.29 and 11,764.28

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Solution

The fourth proportional to 35,455.31, 53,189.29 and 11,764.28 is: 17,648.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.31 : 53,189.29 = 11,764.28 : x
  2. Step 2: Convert to fraction form
    35,455.31/53,189.29 = 11,764.28/x
  3. Step 3: Cross multiply
    35,455.31x = 53,189.29 × 11,764.28
  4. Step 4: Simplify right side
    35,455.31x = 625,733,434.61
  5. Step 5: Solve for x
    x = 625,733,434.61/35,455.31
  6. Step 6: Final answer
    x = 17,648.51

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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.