Home / 19,025.15-28,543.79-7,933.01

Finding the Fourth Proportional to 19,025.15, 28,543.79 and 7,933.01

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Solution

The fourth proportional to 19,025.15, 28,543.79 and 7,933.01 is: 11,902.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.15 : 28,543.79 = 7,933.01 : x
  2. Step 2: Convert to fraction form
    19,025.15/28,543.79 = 7,933.01/x
  3. Step 3: Cross multiply
    19,025.15x = 28,543.79 × 7,933.01
  4. Step 4: Simplify right side
    19,025.15x = 226,437,989.12
  5. Step 5: Solve for x
    x = 226,437,989.12/19,025.15
  6. Step 6: Final answer
    x = 11,902.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.