Home / 14,372.15-21,560.87-6,474.84

Finding the Fourth Proportional to 14,372.15, 21,560.87 and 6,474.84

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Solution

The fourth proportional to 14,372.15, 21,560.87 and 6,474.84 is: 9,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.15 : 21,560.87 = 6,474.84 : x
  2. Step 2: Convert to fraction form
    14,372.15/21,560.87 = 6,474.84/x
  3. Step 3: Cross multiply
    14,372.15x = 21,560.87 × 6,474.84
  4. Step 4: Simplify right side
    14,372.15x = 139,603,151.14
  5. Step 5: Solve for x
    x = 139,603,151.14/14,372.15
  6. Step 6: Final answer
    x = 9,713.45

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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.