Home / 31,580.64-43,584.48-27,119.16

Finding the Fourth Proportional to 31,580.64, 43,584.48 and 27,119.16

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Solution

The fourth proportional to 31,580.64, 43,584.48 and 27,119.16 is: 37,427.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,580.64 : 43,584.48 = 27,119.16 : x
  2. Step 2: Convert to fraction form
    31,580.64/43,584.48 = 27,119.16/x
  3. Step 3: Cross multiply
    31,580.64x = 43,584.48 × 27,119.16
  4. Step 4: Simplify right side
    31,580.64x = 1,181,974,486.64
  5. Step 5: Solve for x
    x = 1,181,974,486.64/31,580.64
  6. Step 6: Final answer
    x = 37,427.19

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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.