Home / 16,765.69-25,148.58-5,079.01

Finding the Fourth Proportional to 16,765.69, 25,148.58 and 5,079.01

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Solution

The fourth proportional to 16,765.69, 25,148.58 and 5,079.01 is: 7,618.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,765.69 : 25,148.58 = 5,079.01 : x
  2. Step 2: Convert to fraction form
    16,765.69/25,148.58 = 5,079.01/x
  3. Step 3: Cross multiply
    16,765.69x = 25,148.58 × 5,079.01
  4. Step 4: Simplify right side
    16,765.69x = 127,729,889.31
  5. Step 5: Solve for x
    x = 127,729,889.31/16,765.69
  6. Step 6: Final answer
    x = 7,618.53

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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.