Home / 16,740.08-25,109.72-4,260.12

Finding the Fourth Proportional to 16,740.08, 25,109.72 and 4,260.12

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Solution

The fourth proportional to 16,740.08, 25,109.72 and 4,260.12 is: 6,390.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.08 : 25,109.72 = 4,260.12 : x
  2. Step 2: Convert to fraction form
    16,740.08/25,109.72 = 4,260.12/x
  3. Step 3: Cross multiply
    16,740.08x = 25,109.72 × 4,260.12
  4. Step 4: Simplify right side
    16,740.08x = 106,970,403.48
  5. Step 5: Solve for x
    x = 106,970,403.48/16,740.08
  6. Step 6: Final answer
    x = 6,390.08

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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.