Home / 16,185.54-22,342.59-12,207.63

Finding the Fourth Proportional to 16,185.54, 22,342.59 and 12,207.63

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Solution

The fourth proportional to 16,185.54, 22,342.59 and 12,207.63 is: 16,851.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,185.54 : 22,342.59 = 12,207.63 : x
  2. Step 2: Convert to fraction form
    16,185.54/22,342.59 = 12,207.63/x
  3. Step 3: Cross multiply
    16,185.54x = 22,342.59 × 12,207.63
  4. Step 4: Simplify right side
    16,185.54x = 272,750,071.96
  5. Step 5: Solve for x
    x = 272,750,071.96/16,185.54
  6. Step 6: Final answer
    x = 16,851.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.