Home / 25,349.08-38,028.62-8,705.07

Finding the Fourth Proportional to 25,349.08, 38,028.62 and 8,705.07

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Solution

The fourth proportional to 25,349.08, 38,028.62 and 8,705.07 is: 13,059.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,349.08 : 38,028.62 = 8,705.07 : x
  2. Step 2: Convert to fraction form
    25,349.08/38,028.62 = 8,705.07/x
  3. Step 3: Cross multiply
    25,349.08x = 38,028.62 × 8,705.07
  4. Step 4: Simplify right side
    25,349.08x = 331,041,799.10
  5. Step 5: Solve for x
    x = 331,041,799.10/25,349.08
  6. Step 6: Final answer
    x = 13,059.32

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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.