Home / 31,186.26-43,036.95-17,039.22

Finding the Fourth Proportional to 31,186.26, 43,036.95 and 17,039.22

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Solution

The fourth proportional to 31,186.26, 43,036.95 and 17,039.22 is: 23,514.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,186.26 : 43,036.95 = 17,039.22 : x
  2. Step 2: Convert to fraction form
    31,186.26/43,036.95 = 17,039.22/x
  3. Step 3: Cross multiply
    31,186.26x = 43,036.95 × 17,039.22
  4. Step 4: Simplify right side
    31,186.26x = 733,316,059.18
  5. Step 5: Solve for x
    x = 733,316,059.18/31,186.26
  6. Step 6: Final answer
    x = 23,514.08

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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.