Home / 25,523.93-35,213.18-18,825.44

Finding the Fourth Proportional to 25,523.93, 35,213.18 and 18,825.44

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Solution

The fourth proportional to 25,523.93, 35,213.18 and 18,825.44 is: 25,971.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,523.93 : 35,213.18 = 18,825.44 : x
  2. Step 2: Convert to fraction form
    25,523.93/35,213.18 = 18,825.44/x
  3. Step 3: Cross multiply
    25,523.93x = 35,213.18 × 18,825.44
  4. Step 4: Simplify right side
    25,523.93x = 662,903,513.17
  5. Step 5: Solve for x
    x = 662,903,513.17/25,523.93
  6. Step 6: Final answer
    x = 25,971.84

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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.