Home / 25,969.14-35,848.71-20,213.55

Finding the Fourth Proportional to 25,969.14, 35,848.71 and 20,213.55

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Solution

The fourth proportional to 25,969.14, 35,848.71 and 20,213.55 is: 27,903.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,969.14 : 35,848.71 = 20,213.55 : x
  2. Step 2: Convert to fraction form
    25,969.14/35,848.71 = 20,213.55/x
  3. Step 3: Cross multiply
    25,969.14x = 35,848.71 × 20,213.55
  4. Step 4: Simplify right side
    25,969.14x = 724,629,692.02
  5. Step 5: Solve for x
    x = 724,629,692.02/25,969.14
  6. Step 6: Final answer
    x = 27,903.49

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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.