Home / 12,505.37-17,259.71-8,034.71

Finding the Fourth Proportional to 12,505.37, 17,259.71 and 8,034.71

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Solution

The fourth proportional to 12,505.37, 17,259.71 and 8,034.71 is: 11,089.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505.37 : 17,259.71 = 8,034.71 : x
  2. Step 2: Convert to fraction form
    12,505.37/17,259.71 = 8,034.71/x
  3. Step 3: Cross multiply
    12,505.37x = 17,259.71 × 8,034.71
  4. Step 4: Simplify right side
    12,505.37x = 138,676,678.24
  5. Step 5: Solve for x
    x = 138,676,678.24/12,505.37
  6. Step 6: Final answer
    x = 11,089.37

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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.