Home / 15,064.10-20,788.26-8,349.59

Finding the Fourth Proportional to 15,064.10, 20,788.26 and 8,349.59

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Solution

The fourth proportional to 15,064.10, 20,788.26 and 8,349.59 is: 11,522.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,064.10 : 20,788.26 = 8,349.59 : x
  2. Step 2: Convert to fraction form
    15,064.10/20,788.26 = 8,349.59/x
  3. Step 3: Cross multiply
    15,064.10x = 20,788.26 × 8,349.59
  4. Step 4: Simplify right side
    15,064.10x = 173,573,351.54
  5. Step 5: Solve for x
    x = 173,573,351.54/15,064.10
  6. Step 6: Final answer
    x = 11,522.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.