Home / 19,596.57-27,036.63-12,881.67

Finding the Fourth Proportional to 19,596.57, 27,036.63 and 12,881.67

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Solution

The fourth proportional to 19,596.57, 27,036.63 and 12,881.67 is: 17,772.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596.57 : 27,036.63 = 12,881.67 : x
  2. Step 2: Convert to fraction form
    19,596.57/27,036.63 = 12,881.67/x
  3. Step 3: Cross multiply
    19,596.57x = 27,036.63 × 12,881.67
  4. Step 4: Simplify right side
    19,596.57x = 348,276,945.57
  5. Step 5: Solve for x
    x = 348,276,945.57/19,596.57
  6. Step 6: Final answer
    x = 17,772.34

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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.