Home / 31,259.58-43,137.14-17,835.18

Finding the Fourth Proportional to 31,259.58, 43,137.14 and 17,835.18

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Solution

The fourth proportional to 31,259.58, 43,137.14 and 17,835.18 is: 24,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,259.58 : 43,137.14 = 17,835.18 : x
  2. Step 2: Convert to fraction form
    31,259.58/43,137.14 = 17,835.18/x
  3. Step 3: Cross multiply
    31,259.58x = 43,137.14 × 17,835.18
  4. Step 4: Simplify right side
    31,259.58x = 769,358,351.72
  5. Step 5: Solve for x
    x = 769,358,351.72/31,259.58
  6. Step 6: Final answer
    x = 24,611.93

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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.