Home / 63,832.54-95,728.23-21,130.00

Finding the Fourth Proportional to 63,832.54, 95,728.23 and 21,130.00

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Solution

The fourth proportional to 63,832.54, 95,728.23 and 21,130.00 is: 31,688.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,832.54 : 95,728.23 = 21,130.00 : x
  2. Step 2: Convert to fraction form
    63,832.54/95,728.23 = 21,130.00/x
  3. Step 3: Cross multiply
    63,832.54x = 95,728.23 × 21,130.00
  4. Step 4: Simplify right side
    63,832.54x = 2,022,737,739.22
  5. Step 5: Solve for x
    x = 2,022,737,739.22/63,832.54
  6. Step 6: Final answer
    x = 31,688.19

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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.