Home / 23,891.32-32,969.64-13,279.60

Finding the Fourth Proportional to 23,891.32, 32,969.64 and 13,279.60

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Solution

The fourth proportional to 23,891.32, 32,969.64 and 13,279.60 is: 18,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,891.32 : 32,969.64 = 13,279.60 : x
  2. Step 2: Convert to fraction form
    23,891.32/32,969.64 = 13,279.60/x
  3. Step 3: Cross multiply
    23,891.32x = 32,969.64 × 13,279.60
  4. Step 4: Simplify right side
    23,891.32x = 437,823,631.34
  5. Step 5: Solve for x
    x = 437,823,631.34/23,891.32
  6. Step 6: Final answer
    x = 18,325.64

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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.