Home / 25,598.12-35,296.14-20,804.95

Finding the Fourth Proportional to 25,598.12, 35,296.14 and 20,804.95

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Solution

The fourth proportional to 25,598.12, 35,296.14 and 20,804.95 is: 28,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,598.12 : 35,296.14 = 20,804.95 : x
  2. Step 2: Convert to fraction form
    25,598.12/35,296.14 = 20,804.95/x
  3. Step 3: Cross multiply
    25,598.12x = 35,296.14 × 20,804.95
  4. Step 4: Simplify right side
    25,598.12x = 734,334,147.39
  5. Step 5: Solve for x
    x = 734,334,147.39/25,598.12
  6. Step 6: Final answer
    x = 28,687.03

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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.