Home / 23,357.56-34,969.20-21,717.40

Finding the Fourth Proportional to 23,357.56, 34,969.20 and 21,717.40

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Solution

The fourth proportional to 23,357.56, 34,969.20 and 21,717.40 is: 32,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,357.56 : 34,969.20 = 21,717.40 : x
  2. Step 2: Convert to fraction form
    23,357.56/34,969.20 = 21,717.40/x
  3. Step 3: Cross multiply
    23,357.56x = 34,969.20 × 21,717.40
  4. Step 4: Simplify right side
    23,357.56x = 759,440,104.08
  5. Step 5: Solve for x
    x = 759,440,104.08/23,357.56
  6. Step 6: Final answer
    x = 32,513.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.