Home / 20,594.27-30,891.40-17,812.67

Finding the Fourth Proportional to 20,594.27, 30,891.40 and 17,812.67

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Solution

The fourth proportional to 20,594.27, 30,891.40 and 17,812.67 is: 26,719.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594.27 : 30,891.40 = 17,812.67 : x
  2. Step 2: Convert to fraction form
    20,594.27/30,891.40 = 17,812.67/x
  3. Step 3: Cross multiply
    20,594.27x = 30,891.40 × 17,812.67
  4. Step 4: Simplify right side
    20,594.27x = 550,258,224.97
  5. Step 5: Solve for x
    x = 550,258,224.97/20,594.27
  6. Step 6: Final answer
    x = 26,719.00

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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.