Home / 25,812.28-35,554.57-18,245.60

Finding the Fourth Proportional to 25,812.28, 35,554.57 and 18,245.60

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Solution

The fourth proportional to 25,812.28, 35,554.57 and 18,245.60 is: 25,132.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,812.28 : 35,554.57 = 18,245.60 : x
  2. Step 2: Convert to fraction form
    25,812.28/35,554.57 = 18,245.60/x
  3. Step 3: Cross multiply
    25,812.28x = 35,554.57 × 18,245.60
  4. Step 4: Simplify right side
    25,812.28x = 648,714,284.62
  5. Step 5: Solve for x
    x = 648,714,284.62/25,812.28
  6. Step 6: Final answer
    x = 25,132.01

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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.