Home / 19,384.21-29,076.32-5,533.21

Finding the Fourth Proportional to 19,384.21, 29,076.32 and 5,533.21

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Solution

The fourth proportional to 19,384.21, 29,076.32 and 5,533.21 is: 8,299.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384.21 : 29,076.32 = 5,533.21 : x
  2. Step 2: Convert to fraction form
    19,384.21/29,076.32 = 5,533.21/x
  3. Step 3: Cross multiply
    19,384.21x = 29,076.32 × 5,533.21
  4. Step 4: Simplify right side
    19,384.21x = 160,885,403.64
  5. Step 5: Solve for x
    x = 160,885,403.64/19,384.21
  6. Step 6: Final answer
    x = 8,299.82

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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.