Home / 14,026.44-19,317.11-13,720.26

Finding the Fourth Proportional to 14,026.44, 19,317.11 and 13,720.26

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Solution

The fourth proportional to 14,026.44, 19,317.11 and 13,720.26 is: 18,895.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.44 : 19,317.11 = 13,720.26 : x
  2. Step 2: Convert to fraction form
    14,026.44/19,317.11 = 13,720.26/x
  3. Step 3: Cross multiply
    14,026.44x = 19,317.11 × 13,720.26
  4. Step 4: Simplify right side
    14,026.44x = 265,035,703.05
  5. Step 5: Solve for x
    x = 265,035,703.05/14,026.44
  6. Step 6: Final answer
    x = 18,895.44

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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.