Home / 17,530.61-26,256.69-8,156.58

Finding the Fourth Proportional to 17,530.61, 26,256.69 and 8,156.58

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Solution

The fourth proportional to 17,530.61, 26,256.69 and 8,156.58 is: 12,216.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,530.61 : 26,256.69 = 8,156.58 : x
  2. Step 2: Convert to fraction form
    17,530.61/26,256.69 = 8,156.58/x
  3. Step 3: Cross multiply
    17,530.61x = 26,256.69 × 8,156.58
  4. Step 4: Simplify right side
    17,530.61x = 214,164,841.75
  5. Step 5: Solve for x
    x = 214,164,841.75/17,530.61
  6. Step 6: Final answer
    x = 12,216.62

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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.