Home / 14,362.02-19,816.37-8,311.32

Finding the Fourth Proportional to 14,362.02, 19,816.37 and 8,311.32

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Solution

The fourth proportional to 14,362.02, 19,816.37 and 8,311.32 is: 11,467.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,362.02 : 19,816.37 = 8,311.32 : x
  2. Step 2: Convert to fraction form
    14,362.02/19,816.37 = 8,311.32/x
  3. Step 3: Cross multiply
    14,362.02x = 19,816.37 × 8,311.32
  4. Step 4: Simplify right side
    14,362.02x = 164,700,181.92
  5. Step 5: Solve for x
    x = 164,700,181.92/14,362.02
  6. Step 6: Final answer
    x = 11,467.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.