Home / 37,081.02-51,162.94-21,971.07

Finding the Fourth Proportional to 37,081.02, 51,162.94 and 21,971.07

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Solution

The fourth proportional to 37,081.02, 51,162.94 and 21,971.07 is: 30,314.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,081.02 : 51,162.94 = 21,971.07 : x
  2. Step 2: Convert to fraction form
    37,081.02/51,162.94 = 21,971.07/x
  3. Step 3: Cross multiply
    37,081.02x = 51,162.94 × 21,971.07
  4. Step 4: Simplify right side
    37,081.02x = 1,124,104,289.36
  5. Step 5: Solve for x
    x = 1,124,104,289.36/37,081.02
  6. Step 6: Final answer
    x = 30,314.82

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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.