Home / 19,862.18-27,410.32-11,247.67

Finding the Fourth Proportional to 19,862.18, 27,410.32 and 11,247.67

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Solution

The fourth proportional to 19,862.18, 27,410.32 and 11,247.67 is: 15,522.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862.18 : 27,410.32 = 11,247.67 : x
  2. Step 2: Convert to fraction form
    19,862.18/27,410.32 = 11,247.67/x
  3. Step 3: Cross multiply
    19,862.18x = 27,410.32 × 11,247.67
  4. Step 4: Simplify right side
    19,862.18x = 308,302,096.90
  5. Step 5: Solve for x
    x = 308,302,096.90/19,862.18
  6. Step 6: Final answer
    x = 15,522.07

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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.