Home / 15,473.08-23,209.71-3,786.31

Finding the Fourth Proportional to 15,473.08, 23,209.71 and 3,786.31

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Solution

The fourth proportional to 15,473.08, 23,209.71 and 3,786.31 is: 5,679.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,473.08 : 23,209.71 = 3,786.31 : x
  2. Step 2: Convert to fraction form
    15,473.08/23,209.71 = 3,786.31/x
  3. Step 3: Cross multiply
    15,473.08x = 23,209.71 × 3,786.31
  4. Step 4: Simplify right side
    15,473.08x = 87,879,157.07
  5. Step 5: Solve for x
    x = 87,879,157.07/15,473.08
  6. Step 6: Final answer
    x = 5,679.49

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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.