Home / 19,202.16-26,501.44-11,649.76

Finding the Fourth Proportional to 19,202.16, 26,501.44 and 11,649.76

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Solution

The fourth proportional to 19,202.16, 26,501.44 and 11,649.76 is: 16,078.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.16 : 26,501.44 = 11,649.76 : x
  2. Step 2: Convert to fraction form
    19,202.16/26,501.44 = 11,649.76/x
  3. Step 3: Cross multiply
    19,202.16x = 26,501.44 × 11,649.76
  4. Step 4: Simplify right side
    19,202.16x = 308,735,415.65
  5. Step 5: Solve for x
    x = 308,735,415.65/19,202.16
  6. Step 6: Final answer
    x = 16,078.16

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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.