Home / 14,815.85-22,212.16-7,416.59

Finding the Fourth Proportional to 14,815.85, 22,212.16 and 7,416.59

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Solution

The fourth proportional to 14,815.85, 22,212.16 and 7,416.59 is: 11,119.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,815.85 : 22,212.16 = 7,416.59 : x
  2. Step 2: Convert to fraction form
    14,815.85/22,212.16 = 7,416.59/x
  3. Step 3: Cross multiply
    14,815.85x = 22,212.16 × 7,416.59
  4. Step 4: Simplify right side
    14,815.85x = 164,738,354.13
  5. Step 5: Solve for x
    x = 164,738,354.13/14,815.85
  6. Step 6: Final answer
    x = 11,119.07

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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.