Home / 29,889.06-41,258.09-19,820.87

Finding the Fourth Proportional to 29,889.06, 41,258.09 and 19,820.87

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Solution

The fourth proportional to 29,889.06, 41,258.09 and 19,820.87 is: 27,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,889.06 : 41,258.09 = 19,820.87 : x
  2. Step 2: Convert to fraction form
    29,889.06/41,258.09 = 19,820.87/x
  3. Step 3: Cross multiply
    29,889.06x = 41,258.09 × 19,820.87
  4. Step 4: Simplify right side
    29,889.06x = 817,771,242.38
  5. Step 5: Solve for x
    x = 817,771,242.38/29,889.06
  6. Step 6: Final answer
    x = 27,360.22

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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.