Home / 31,625.04-43,642.14-17,477.58

Finding the Fourth Proportional to 31,625.04, 43,642.14 and 17,477.58

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Solution

The fourth proportional to 31,625.04, 43,642.14 and 17,477.58 is: 24,118.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,625.04 : 43,642.14 = 17,477.58 : x
  2. Step 2: Convert to fraction form
    31,625.04/43,642.14 = 17,477.58/x
  3. Step 3: Cross multiply
    31,625.04x = 43,642.14 × 17,477.58
  4. Step 4: Simplify right side
    31,625.04x = 762,758,993.22
  5. Step 5: Solve for x
    x = 762,758,993.22/31,625.04
  6. Step 6: Final answer
    x = 24,118.83

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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.