Home / 31,462.68-43,418.46-17,315.52

Finding the Fourth Proportional to 31,462.68, 43,418.46 and 17,315.52

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Solution

The fourth proportional to 31,462.68, 43,418.46 and 17,315.52 is: 23,895.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,462.68 : 43,418.46 = 17,315.52 : x
  2. Step 2: Convert to fraction form
    31,462.68/43,418.46 = 17,315.52/x
  3. Step 3: Cross multiply
    31,462.68x = 43,418.46 × 17,315.52
  4. Step 4: Simplify right side
    31,462.68x = 751,813,212.50
  5. Step 5: Solve for x
    x = 751,813,212.50/31,462.68
  6. Step 6: Final answer
    x = 23,895.40

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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.