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Finding the Fourth Proportional to 14,423.10, 19,904.03 and 8,050.29

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Solution

The fourth proportional to 14,423.10, 19,904.03 and 8,050.29 is: 11,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,423.10 : 19,904.03 = 8,050.29 : x
  2. Step 2: Convert to fraction form
    14,423.10/19,904.03 = 8,050.29/x
  3. Step 3: Cross multiply
    14,423.10x = 19,904.03 × 8,050.29
  4. Step 4: Simplify right side
    14,423.10x = 160,233,173.42
  5. Step 5: Solve for x
    x = 160,233,173.42/14,423.10
  6. Step 6: Final answer
    x = 11,109.48

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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.