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Finding the Fourth Proportional to 14,340.06, 19,787.19 and 8,052.06

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Solution

The fourth proportional to 14,340.06, 19,787.19 and 8,052.06 is: 11,110.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,340.06 : 19,787.19 = 8,052.06 : x
  2. Step 2: Convert to fraction form
    14,340.06/19,787.19 = 8,052.06/x
  3. Step 3: Cross multiply
    14,340.06x = 19,787.19 × 8,052.06
  4. Step 4: Simplify right side
    14,340.06x = 159,327,641.11
  5. Step 5: Solve for x
    x = 159,327,641.11/14,340.06
  6. Step 6: Final answer
    x = 11,110.67

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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.