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Finding the Fourth Proportional to 10,008.94, 14,940.12 and 8,826.67

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Solution

The fourth proportional to 10,008.94, 14,940.12 and 8,826.67 is: 13,175.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.94 : 14,940.12 = 8,826.67 : x
  2. Step 2: Convert to fraction form
    10,008.94/14,940.12 = 8,826.67/x
  3. Step 3: Cross multiply
    10,008.94x = 14,940.12 × 8,826.67
  4. Step 4: Simplify right side
    10,008.94x = 131,871,509.00
  5. Step 5: Solve for x
    x = 131,871,509.00/10,008.94
  6. Step 6: Final answer
    x = 13,175.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.