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Finding the Fourth Proportional to 10,009.94, 15,009.94 and 5,850.99

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Solution

The fourth proportional to 10,009.94, 15,009.94 and 5,850.99 is: 8,773.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009.94 : 15,009.94 = 5,850.99 : x
  2. Step 2: Convert to fraction form
    10,009.94/15,009.94 = 5,850.99/x
  3. Step 3: Cross multiply
    10,009.94x = 15,009.94 × 5,850.99
  4. Step 4: Simplify right side
    10,009.94x = 87,823,008.84
  5. Step 5: Solve for x
    x = 87,823,008.84/10,009.94
  6. Step 6: Final answer
    x = 8,773.58

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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.