Home / 25,380.03-35,028.12-14,622.81

Finding the Fourth Proportional to 25,380.03, 35,028.12 and 14,622.81

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Solution

The fourth proportional to 25,380.03, 35,028.12 and 14,622.81 is: 20,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,380.03 : 35,028.12 = 14,622.81 : x
  2. Step 2: Convert to fraction form
    25,380.03/35,028.12 = 14,622.81/x
  3. Step 3: Cross multiply
    25,380.03x = 35,028.12 × 14,622.81
  4. Step 4: Simplify right side
    25,380.03x = 512,209,543.42
  5. Step 5: Solve for x
    x = 512,209,543.42/25,380.03
  6. Step 6: Final answer
    x = 20,181.60

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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.