Home / 31,211.07-43,075.05-17,601.70

Finding the Fourth Proportional to 31,211.07, 43,075.05 and 17,601.70

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Solution

The fourth proportional to 31,211.07, 43,075.05 and 17,601.70 is: 24,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,211.07 : 43,075.05 = 17,601.70 : x
  2. Step 2: Convert to fraction form
    31,211.07/43,075.05 = 17,601.70/x
  3. Step 3: Cross multiply
    31,211.07x = 43,075.05 × 17,601.70
  4. Step 4: Simplify right side
    31,211.07x = 758,194,107.59
  5. Step 5: Solve for x
    x = 758,194,107.59/31,211.07
  6. Step 6: Final answer
    x = 24,292.47

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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.