Home / 14,366.55-19,828.20-8,397.06

Finding the Fourth Proportional to 14,366.55, 19,828.20 and 8,397.06

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Solution

The fourth proportional to 14,366.55, 19,828.20 and 8,397.06 is: 11,589.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366.55 : 19,828.20 = 8,397.06 : x
  2. Step 2: Convert to fraction form
    14,366.55/19,828.20 = 8,397.06/x
  3. Step 3: Cross multiply
    14,366.55x = 19,828.20 × 8,397.06
  4. Step 4: Simplify right side
    14,366.55x = 166,498,485.95
  5. Step 5: Solve for x
    x = 166,498,485.95/14,366.55
  6. Step 6: Final answer
    x = 11,589.32

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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.