Home / 19,932.57-29,904.02-8,836.58

Finding the Fourth Proportional to 19,932.57, 29,904.02 and 8,836.58

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Solution

The fourth proportional to 19,932.57, 29,904.02 and 8,836.58 is: 13,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.57 : 29,904.02 = 8,836.58 : x
  2. Step 2: Convert to fraction form
    19,932.57/29,904.02 = 8,836.58/x
  3. Step 3: Cross multiply
    19,932.57x = 29,904.02 × 8,836.58
  4. Step 4: Simplify right side
    19,932.57x = 264,249,071.35
  5. Step 5: Solve for x
    x = 264,249,071.35/19,932.57
  6. Step 6: Final answer
    x = 13,257.15

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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.