Home / 14,811.72-22,224.82-6,490.60

Finding the Fourth Proportional to 14,811.72, 22,224.82 and 6,490.60

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Solution

The fourth proportional to 14,811.72, 22,224.82 and 6,490.60 is: 9,739.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,811.72 : 22,224.82 = 6,490.60 : x
  2. Step 2: Convert to fraction form
    14,811.72/22,224.82 = 6,490.60/x
  3. Step 3: Cross multiply
    14,811.72x = 22,224.82 × 6,490.60
  4. Step 4: Simplify right side
    14,811.72x = 144,252,416.69
  5. Step 5: Solve for x
    x = 144,252,416.69/14,811.72
  6. Step 6: Final answer
    x = 9,739.07

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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.