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Finding the Fourth Proportional to 14,054.41, 19,404.06 and 8,757.01

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Solution

The fourth proportional to 14,054.41, 19,404.06 and 8,757.01 is: 12,090.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.41 : 19,404.06 = 8,757.01 : x
  2. Step 2: Convert to fraction form
    14,054.41/19,404.06 = 8,757.01/x
  3. Step 3: Cross multiply
    14,054.41x = 19,404.06 × 8,757.01
  4. Step 4: Simplify right side
    14,054.41x = 169,921,503.68
  5. Step 5: Solve for x
    x = 169,921,503.68/14,054.41
  6. Step 6: Final answer
    x = 12,090.26

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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.