Home / 31,495.07-43,463.32-17,347.88

Finding the Fourth Proportional to 31,495.07, 43,463.32 and 17,347.88

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Solution

The fourth proportional to 31,495.07, 43,463.32 and 17,347.88 is: 23,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,495.07 : 43,463.32 = 17,347.88 : x
  2. Step 2: Convert to fraction form
    31,495.07/43,463.32 = 17,347.88/x
  3. Step 3: Cross multiply
    31,495.07x = 43,463.32 × 17,347.88
  4. Step 4: Simplify right side
    31,495.07x = 753,996,525.05
  5. Step 5: Solve for x
    x = 753,996,525.05/31,495.07
  6. Step 6: Final answer
    x = 23,940.14

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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.