Home / 25,947.39-35,804.97-15,334.95

Finding the Fourth Proportional to 25,947.39, 35,804.97 and 15,334.95

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Solution

The fourth proportional to 25,947.39, 35,804.97 and 15,334.95 is: 21,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,947.39 : 35,804.97 = 15,334.95 : x
  2. Step 2: Convert to fraction form
    25,947.39/35,804.97 = 15,334.95/x
  3. Step 3: Cross multiply
    25,947.39x = 35,804.97 × 15,334.95
  4. Step 4: Simplify right side
    25,947.39x = 549,067,424.70
  5. Step 5: Solve for x
    x = 549,067,424.70/25,947.39
  6. Step 6: Final answer
    x = 21,160.80

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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.