Home / 15,074.64-22,614.96-4,686

Finding the Fourth Proportional to 15,074.64, 22,614.96 and 4,686

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Solution

The fourth proportional to 15,074.64, 22,614.96 and 4,686 is: 7,029.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,074.64 : 22,614.96 = 4,686 : x
  2. Step 2: Convert to fraction form
    15,074.64/22,614.96 = 4,686/x
  3. Step 3: Cross multiply
    15,074.64x = 22,614.96 × 4,686
  4. Step 4: Simplify right side
    15,074.64x = 105,973,702.56
  5. Step 5: Solve for x
    x = 105,973,702.56/15,074.64
  6. Step 6: Final answer
    x = 7,029.93

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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.