Home / 25,808.52-35,611.45-15,200.26

Finding the Fourth Proportional to 25,808.52, 35,611.45 and 15,200.26

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Solution

The fourth proportional to 25,808.52, 35,611.45 and 15,200.26 is: 20,973.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,808.52 : 35,611.45 = 15,200.26 : x
  2. Step 2: Convert to fraction form
    25,808.52/35,611.45 = 15,200.26/x
  3. Step 3: Cross multiply
    25,808.52x = 35,611.45 × 15,200.26
  4. Step 4: Simplify right side
    25,808.52x = 541,303,171.95
  5. Step 5: Solve for x
    x = 541,303,171.95/25,808.52
  6. Step 6: Final answer
    x = 20,973.81

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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.