Home / 19,847.28-29,688.84-16,297.32

Finding the Fourth Proportional to 19,847.28, 29,688.84 and 16,297.32

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Solution

The fourth proportional to 19,847.28, 29,688.84 and 16,297.32 is: 24,378.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,847.28 : 29,688.84 = 16,297.32 : x
  2. Step 2: Convert to fraction form
    19,847.28/29,688.84 = 16,297.32/x
  3. Step 3: Cross multiply
    19,847.28x = 29,688.84 × 16,297.32
  4. Step 4: Simplify right side
    19,847.28x = 483,848,525.91
  5. Step 5: Solve for x
    x = 483,848,525.91/19,847.28
  6. Step 6: Final answer
    x = 24,378.58

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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.