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Finding the Fourth Proportional to 29,857.62, 44,784.81 and 9,079.50

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Solution

The fourth proportional to 29,857.62, 44,784.81 and 9,079.50 is: 13,618.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,857.62 : 44,784.81 = 9,079.50 : x
  2. Step 2: Convert to fraction form
    29,857.62/44,784.81 = 9,079.50/x
  3. Step 3: Cross multiply
    29,857.62x = 44,784.81 × 9,079.50
  4. Step 4: Simplify right side
    29,857.62x = 406,623,682.40
  5. Step 5: Solve for x
    x = 406,623,682.40/29,857.62
  6. Step 6: Final answer
    x = 13,618.76

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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.