Home / 19,020.61-26,252.67-11,956.60

Finding the Fourth Proportional to 19,020.61, 26,252.67 and 11,956.60

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Solution

The fourth proportional to 19,020.61, 26,252.67 and 11,956.60 is: 16,502.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020.61 : 26,252.67 = 11,956.60 : x
  2. Step 2: Convert to fraction form
    19,020.61/26,252.67 = 11,956.60/x
  3. Step 3: Cross multiply
    19,020.61x = 26,252.67 × 11,956.60
  4. Step 4: Simplify right side
    19,020.61x = 313,892,674.12
  5. Step 5: Solve for x
    x = 313,892,674.12/19,020.61
  6. Step 6: Final answer
    x = 16,502.77

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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.