Home / 25,806.08-35,629.52-19,827.06

Finding the Fourth Proportional to 25,806.08, 35,629.52 and 19,827.06

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Solution

The fourth proportional to 25,806.08, 35,629.52 and 19,827.06 is: 27,374.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,806.08 : 35,629.52 = 19,827.06 : x
  2. Step 2: Convert to fraction form
    25,806.08/35,629.52 = 19,827.06/x
  3. Step 3: Cross multiply
    25,806.08x = 35,629.52 × 19,827.06
  4. Step 4: Simplify right side
    25,806.08x = 706,428,531.68
  5. Step 5: Solve for x
    x = 706,428,531.68/25,806.08
  6. Step 6: Final answer
    x = 27,374.51

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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.