Home / 11,014.94-15,179.63-10,812.50

Finding the Fourth Proportional to 11,014.94, 15,179.63 and 10,812.50

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Solution

The fourth proportional to 11,014.94, 15,179.63 and 10,812.50 is: 14,900.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,014.94 : 15,179.63 = 10,812.50 : x
  2. Step 2: Convert to fraction form
    11,014.94/15,179.63 = 10,812.50/x
  3. Step 3: Cross multiply
    11,014.94x = 15,179.63 × 10,812.50
  4. Step 4: Simplify right side
    11,014.94x = 164,129,749.38
  5. Step 5: Solve for x
    x = 164,129,749.38/11,014.94
  6. Step 6: Final answer
    x = 14,900.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.