Home / 39,039.98-53,869.38-23,718.56

Finding the Fourth Proportional to 39,039.98, 53,869.38 and 23,718.56

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Solution

The fourth proportional to 39,039.98, 53,869.38 and 23,718.56 is: 32,728.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,039.98 : 53,869.38 = 23,718.56 : x
  2. Step 2: Convert to fraction form
    39,039.98/53,869.38 = 23,718.56/x
  3. Step 3: Cross multiply
    39,039.98x = 53,869.38 × 23,718.56
  4. Step 4: Simplify right side
    39,039.98x = 1,277,704,121.69
  5. Step 5: Solve for x
    x = 1,277,704,121.69/39,039.98
  6. Step 6: Final answer
    x = 32,728.09

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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.