Home / 31,468.64-43,427.88-17,322.08

Finding the Fourth Proportional to 31,468.64, 43,427.88 and 17,322.08

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Solution

The fourth proportional to 31,468.64, 43,427.88 and 17,322.08 is: 23,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,468.64 : 43,427.88 = 17,322.08 : x
  2. Step 2: Convert to fraction form
    31,468.64/43,427.88 = 17,322.08/x
  3. Step 3: Cross multiply
    31,468.64x = 43,427.88 × 17,322.08
  4. Step 4: Simplify right side
    31,468.64x = 752,261,211.59
  5. Step 5: Solve for x
    x = 752,261,211.59/31,468.64
  6. Step 6: Final answer
    x = 23,905.11

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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.