Home / 13,471.28-18,583.94-10,466.55

Finding the Fourth Proportional to 13,471.28, 18,583.94 and 10,466.55

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Solution

The fourth proportional to 13,471.28, 18,583.94 and 10,466.55 is: 14,438.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471.28 : 18,583.94 = 10,466.55 : x
  2. Step 2: Convert to fraction form
    13,471.28/18,583.94 = 10,466.55/x
  3. Step 3: Cross multiply
    13,471.28x = 18,583.94 × 10,466.55
  4. Step 4: Simplify right side
    13,471.28x = 194,509,684.87
  5. Step 5: Solve for x
    x = 194,509,684.87/13,471.28
  6. Step 6: Final answer
    x = 14,438.84

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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.