Home / 14,103.09-19,551.35-13,354.07

Finding the Fourth Proportional to 14,103.09, 19,551.35 and 13,354.07

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Solution

The fourth proportional to 14,103.09, 19,551.35 and 13,354.07 is: 18,512.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.09 : 19,551.35 = 13,354.07 : x
  2. Step 2: Convert to fraction form
    14,103.09/19,551.35 = 13,354.07/x
  3. Step 3: Cross multiply
    14,103.09x = 19,551.35 × 13,354.07
  4. Step 4: Simplify right side
    14,103.09x = 261,090,032.12
  5. Step 5: Solve for x
    x = 261,090,032.12/14,103.09
  6. Step 6: Final answer
    x = 18,512.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.