Home / 14,347.20-21,486.24-9,716.16

Finding the Fourth Proportional to 14,347.20, 21,486.24 and 9,716.16

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Solution

The fourth proportional to 14,347.20, 21,486.24 and 9,716.16 is: 14,550.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,347.20 : 21,486.24 = 9,716.16 : x
  2. Step 2: Convert to fraction form
    14,347.20/21,486.24 = 9,716.16/x
  3. Step 3: Cross multiply
    14,347.20x = 21,486.24 × 9,716.16
  4. Step 4: Simplify right side
    14,347.20x = 208,763,745.64
  5. Step 5: Solve for x
    x = 208,763,745.64/14,347.20
  6. Step 6: Final answer
    x = 14,550.84

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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.