Home / 35,575.67-53,358.13-13,383.88

Finding the Fourth Proportional to 35,575.67, 53,358.13 and 13,383.88

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Solution

The fourth proportional to 35,575.67, 53,358.13 and 13,383.88 is: 20,073.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,575.67 : 53,358.13 = 13,383.88 : x
  2. Step 2: Convert to fraction form
    35,575.67/53,358.13 = 13,383.88/x
  3. Step 3: Cross multiply
    35,575.67x = 53,358.13 × 13,383.88
  4. Step 4: Simplify right side
    35,575.67x = 714,138,642.09
  5. Step 5: Solve for x
    x = 714,138,642.09/35,575.67
  6. Step 6: Final answer
    x = 20,073.79

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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.