Home / 37,185.13-51,314.07-21,271.06

Finding the Fourth Proportional to 37,185.13, 51,314.07 and 21,271.06

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Solution

The fourth proportional to 37,185.13, 51,314.07 and 21,271.06 is: 29,353.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,185.13 : 51,314.07 = 21,271.06 : x
  2. Step 2: Convert to fraction form
    37,185.13/51,314.07 = 21,271.06/x
  3. Step 3: Cross multiply
    37,185.13x = 51,314.07 × 21,271.06
  4. Step 4: Simplify right side
    37,185.13x = 1,091,504,661.81
  5. Step 5: Solve for x
    x = 1,091,504,661.81/37,185.13
  6. Step 6: Final answer
    x = 29,353.26

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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.