Home / 13,467.52-18,585.57-7,803.19

Finding the Fourth Proportional to 13,467.52, 18,585.57 and 7,803.19

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Solution

The fourth proportional to 13,467.52, 18,585.57 and 7,803.19 is: 10,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,467.52 : 18,585.57 = 7,803.19 : x
  2. Step 2: Convert to fraction form
    13,467.52/18,585.57 = 7,803.19/x
  3. Step 3: Cross multiply
    13,467.52x = 18,585.57 × 7,803.19
  4. Step 4: Simplify right side
    13,467.52x = 145,026,733.97
  5. Step 5: Solve for x
    x = 145,026,733.97/13,467.52
  6. Step 6: Final answer
    x = 10,768.63

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Half scale
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Double scale
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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.