Home / 25,260.92-34,863.33-21,004.67

Finding the Fourth Proportional to 25,260.92, 34,863.33 and 21,004.67

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Solution

The fourth proportional to 25,260.92, 34,863.33 and 21,004.67 is: 28,989.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260.92 : 34,863.33 = 21,004.67 : x
  2. Step 2: Convert to fraction form
    25,260.92/34,863.33 = 21,004.67/x
  3. Step 3: Cross multiply
    25,260.92x = 34,863.33 × 21,004.67
  4. Step 4: Simplify right side
    25,260.92x = 732,292,593.42
  5. Step 5: Solve for x
    x = 732,292,593.42/25,260.92
  6. Step 6: Final answer
    x = 28,989.14

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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.