Home / 35,828.93-53,669.52-20,992.88

Finding the Fourth Proportional to 35,828.93, 53,669.52 and 20,992.88

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Solution

The fourth proportional to 35,828.93, 53,669.52 and 20,992.88 is: 31,446.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,828.93 : 53,669.52 = 20,992.88 : x
  2. Step 2: Convert to fraction form
    35,828.93/53,669.52 = 20,992.88/x
  3. Step 3: Cross multiply
    35,828.93x = 53,669.52 × 20,992.88
  4. Step 4: Simplify right side
    35,828.93x = 1,126,677,524.67
  5. Step 5: Solve for x
    x = 1,126,677,524.67/35,828.93
  6. Step 6: Final answer
    x = 31,446.03

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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.