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Finding the Fourth Proportional to 29,901.12, 44,857.44 and 9,127.68

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Solution

The fourth proportional to 29,901.12, 44,857.44 and 9,127.68 is: 13,693.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,901.12 : 44,857.44 = 9,127.68 : x
  2. Step 2: Convert to fraction form
    29,901.12/44,857.44 = 9,127.68/x
  3. Step 3: Cross multiply
    29,901.12x = 44,857.44 × 9,127.68
  4. Step 4: Simplify right side
    29,901.12x = 409,444,357.94
  5. Step 5: Solve for x
    x = 409,444,357.94/29,901.12
  6. Step 6: Final answer
    x = 13,693.28

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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.