Home / 23,160.24-34,572.66-20,357.76

Finding the Fourth Proportional to 23,160.24, 34,572.66 and 20,357.76

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Solution

The fourth proportional to 23,160.24, 34,572.66 and 20,357.76 is: 30,389.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,160.24 : 34,572.66 = 20,357.76 : x
  2. Step 2: Convert to fraction form
    23,160.24/34,572.66 = 20,357.76/x
  3. Step 3: Cross multiply
    23,160.24x = 34,572.66 × 20,357.76
  4. Step 4: Simplify right side
    23,160.24x = 703,821,914.84
  5. Step 5: Solve for x
    x = 703,821,914.84/23,160.24
  6. Step 6: Final answer
    x = 30,389.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.