Home / 17,315.08-25,975.86-5,631.64

Finding the Fourth Proportional to 17,315.08, 25,975.86 and 5,631.64

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Solution

The fourth proportional to 17,315.08, 25,975.86 and 5,631.64 is: 8,448.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,315.08 : 25,975.86 = 5,631.64 : x
  2. Step 2: Convert to fraction form
    17,315.08/25,975.86 = 5,631.64/x
  3. Step 3: Cross multiply
    17,315.08x = 25,975.86 × 5,631.64
  4. Step 4: Simplify right side
    17,315.08x = 146,286,692.21
  5. Step 5: Solve for x
    x = 146,286,692.21/17,315.08
  6. Step 6: Final answer
    x = 8,448.51

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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.