Home / 14,120.39-19,476.05-8,741.12

Finding the Fourth Proportional to 14,120.39, 19,476.05 and 8,741.12

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Solution

The fourth proportional to 14,120.39, 19,476.05 and 8,741.12 is: 12,056.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,120.39 : 19,476.05 = 8,741.12 : x
  2. Step 2: Convert to fraction form
    14,120.39/19,476.05 = 8,741.12/x
  3. Step 3: Cross multiply
    14,120.39x = 19,476.05 × 8,741.12
  4. Step 4: Simplify right side
    14,120.39x = 170,242,349.09
  5. Step 5: Solve for x
    x = 170,242,349.09/14,120.39
  6. Step 6: Final answer
    x = 12,056.49

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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.