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Finding the Fourth Proportional to 29,964, 44,945.84 and 7,777.36

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Solution

The fourth proportional to 29,964, 44,945.84 and 7,777.36 is: 11,666.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,964 : 44,945.84 = 7,777.36 : x
  2. Step 2: Convert to fraction form
    29,964/44,945.84 = 7,777.36/x
  3. Step 3: Cross multiply
    29,964x = 44,945.84 × 7,777.36
  4. Step 4: Simplify right side
    29,964x = 349,559,978.18
  5. Step 5: Solve for x
    x = 349,559,978.18/29,964
  6. Step 6: Final answer
    x = 11,666.00

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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.