Home / 31,453.32-43,407.69-17,307.06

Finding the Fourth Proportional to 31,453.32, 43,407.69 and 17,307.06

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Solution

The fourth proportional to 31,453.32, 43,407.69 and 17,307.06 is: 23,884.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453.32 : 43,407.69 = 17,307.06 : x
  2. Step 2: Convert to fraction form
    31,453.32/43,407.69 = 17,307.06/x
  3. Step 3: Cross multiply
    31,453.32x = 43,407.69 × 17,307.06
  4. Step 4: Simplify right side
    31,453.32x = 751,259,495.29
  5. Step 5: Solve for x
    x = 751,259,495.29/31,453.32
  6. Step 6: Final answer
    x = 23,884.90

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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.