Home / 31,217.16-43,080.44-17,071.08

Finding the Fourth Proportional to 31,217.16, 43,080.44 and 17,071.08

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Solution

The fourth proportional to 31,217.16, 43,080.44 and 17,071.08 is: 23,558.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,217.16 : 43,080.44 = 17,071.08 : x
  2. Step 2: Convert to fraction form
    31,217.16/43,080.44 = 17,071.08/x
  3. Step 3: Cross multiply
    31,217.16x = 43,080.44 × 17,071.08
  4. Step 4: Simplify right side
    31,217.16x = 735,429,637.68
  5. Step 5: Solve for x
    x = 735,429,637.68/31,217.16
  6. Step 6: Final answer
    x = 23,558.51

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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.