Home / 31,482.56-43,446.30-17,335.64

Finding the Fourth Proportional to 31,482.56, 43,446.30 and 17,335.64

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Solution

The fourth proportional to 31,482.56, 43,446.30 and 17,335.64 is: 23,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482.56 : 43,446.30 = 17,335.64 : x
  2. Step 2: Convert to fraction form
    31,482.56/43,446.30 = 17,335.64/x
  3. Step 3: Cross multiply
    31,482.56x = 43,446.30 × 17,335.64
  4. Step 4: Simplify right side
    31,482.56x = 753,169,416.13
  5. Step 5: Solve for x
    x = 753,169,416.13/31,482.56
  6. Step 6: Final answer
    x = 23,923.39

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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.