Home / 17,309.68-23,898.76-13,323.76

Finding the Fourth Proportional to 17,309.68, 23,898.76 and 13,323.76

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Solution

The fourth proportional to 17,309.68, 23,898.76 and 13,323.76 is: 18,395.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,309.68 : 23,898.76 = 13,323.76 : x
  2. Step 2: Convert to fraction form
    17,309.68/23,898.76 = 13,323.76/x
  3. Step 3: Cross multiply
    17,309.68x = 23,898.76 × 13,323.76
  4. Step 4: Simplify right side
    17,309.68x = 318,421,342.54
  5. Step 5: Solve for x
    x = 318,421,342.54/17,309.68
  6. Step 6: Final answer
    x = 18,395.56

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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.