Home / 12,256.26-18,387.27-5,332.74

Finding the Fourth Proportional to 12,256.26, 18,387.27 and 5,332.74

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Solution

The fourth proportional to 12,256.26, 18,387.27 and 5,332.74 is: 8,000.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256.26 : 18,387.27 = 5,332.74 : x
  2. Step 2: Convert to fraction form
    12,256.26/18,387.27 = 5,332.74/x
  3. Step 3: Cross multiply
    12,256.26x = 18,387.27 × 5,332.74
  4. Step 4: Simplify right side
    12,256.26x = 98,054,530.22
  5. Step 5: Solve for x
    x = 98,054,530.22/12,256.26
  6. Step 6: Final answer
    x = 8,000.36

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1.5x scale

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.