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Finding the Fourth Proportional to 14,423.94, 19,914.04 and 11,060.28

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Solution

The fourth proportional to 14,423.94, 19,914.04 and 11,060.28 is: 15,270.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.94 : 19,914.04 = 11,060.28 : x
  2. Step 2: Convert to fraction form
    14,423.94/19,914.04 = 11,060.28/x
  3. Step 3: Cross multiply
    14,423.94x = 19,914.04 × 11,060.28
  4. Step 4: Simplify right side
    14,423.94x = 220,254,858.33
  5. Step 5: Solve for x
    x = 220,254,858.33/14,423.94
  6. Step 6: Final answer
    x = 15,270.09

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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.