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Finding the Fourth Proportional to 14,114.58, 19,474.74 and 8,807.46

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Solution

The fourth proportional to 14,114.58, 19,474.74 and 8,807.46 is: 12,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.58 : 19,474.74 = 8,807.46 : x
  2. Step 2: Convert to fraction form
    14,114.58/19,474.74 = 8,807.46/x
  3. Step 3: Cross multiply
    14,114.58x = 19,474.74 × 8,807.46
  4. Step 4: Simplify right side
    14,114.58x = 171,522,993.56
  5. Step 5: Solve for x
    x = 171,522,993.56/14,114.58
  6. Step 6: Final answer
    x = 12,152.19

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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.