Home / 31,266.65-43,148.61-17,119.59

Finding the Fourth Proportional to 31,266.65, 43,148.61 and 17,119.59

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Solution

The fourth proportional to 31,266.65, 43,148.61 and 17,119.59 is: 23,625.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,266.65 : 43,148.61 = 17,119.59 : x
  2. Step 2: Convert to fraction form
    31,266.65/43,148.61 = 17,119.59/x
  3. Step 3: Cross multiply
    31,266.65x = 43,148.61 × 17,119.59
  4. Step 4: Simplify right side
    31,266.65x = 738,686,512.27
  5. Step 5: Solve for x
    x = 738,686,512.27/31,266.65
  6. Step 6: Final answer
    x = 23,625.38

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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.