Home / 37,085.26-51,168.80-21,975.32

Finding the Fourth Proportional to 37,085.26, 51,168.80 and 21,975.32

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Solution

The fourth proportional to 37,085.26, 51,168.80 and 21,975.32 is: 30,320.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,085.26 : 51,168.80 = 21,975.32 : x
  2. Step 2: Convert to fraction form
    37,085.26/51,168.80 = 21,975.32/x
  3. Step 3: Cross multiply
    37,085.26x = 51,168.80 × 21,975.32
  4. Step 4: Simplify right side
    37,085.26x = 1,124,450,754.02
  5. Step 5: Solve for x
    x = 1,124,450,754.02/37,085.26
  6. Step 6: Final answer
    x = 30,320.69

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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.