Home / 14,272.13-21,408.26-5,038.13

Finding the Fourth Proportional to 14,272.13, 21,408.26 and 5,038.13

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Solution

The fourth proportional to 14,272.13, 21,408.26 and 5,038.13 is: 7,557.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.13 : 21,408.26 = 5,038.13 : x
  2. Step 2: Convert to fraction form
    14,272.13/21,408.26 = 5,038.13/x
  3. Step 3: Cross multiply
    14,272.13x = 21,408.26 × 5,038.13
  4. Step 4: Simplify right side
    14,272.13x = 107,857,596.95
  5. Step 5: Solve for x
    x = 107,857,596.95/14,272.13
  6. Step 6: Final answer
    x = 7,557.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.