Home / 16,765.07-25,147.55-4,285.08

Finding the Fourth Proportional to 16,765.07, 25,147.55 and 4,285.08

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Solution

The fourth proportional to 16,765.07, 25,147.55 and 4,285.08 is: 6,427.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,765.07 : 25,147.55 = 4,285.08 : x
  2. Step 2: Convert to fraction form
    16,765.07/25,147.55 = 4,285.08/x
  3. Step 3: Cross multiply
    16,765.07x = 25,147.55 × 4,285.08
  4. Step 4: Simplify right side
    16,765.07x = 107,759,242.13
  5. Step 5: Solve for x
    x = 107,759,242.13/16,765.07
  6. Step 6: Final answer
    x = 6,427.61

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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.