Home / 14,636.06-21,958.36-4,778.16

Finding the Fourth Proportional to 14,636.06, 21,958.36 and 4,778.16

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Solution

The fourth proportional to 14,636.06, 21,958.36 and 4,778.16 is: 7,168.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636.06 : 21,958.36 = 4,778.16 : x
  2. Step 2: Convert to fraction form
    14,636.06/21,958.36 = 4,778.16/x
  3. Step 3: Cross multiply
    14,636.06x = 21,958.36 × 4,778.16
  4. Step 4: Simplify right side
    14,636.06x = 104,920,557.42
  5. Step 5: Solve for x
    x = 104,920,557.42/14,636.06
  6. Step 6: Final answer
    x = 7,168.63

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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.