Home / 23,918.10-33,018.93-18,528.54

Finding the Fourth Proportional to 23,918.10, 33,018.93 and 18,528.54

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Solution

The fourth proportional to 23,918.10, 33,018.93 and 18,528.54 is: 25,578.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,918.10 : 33,018.93 = 18,528.54 : x
  2. Step 2: Convert to fraction form
    23,918.10/33,018.93 = 18,528.54/x
  3. Step 3: Cross multiply
    23,918.10x = 33,018.93 × 18,528.54
  4. Step 4: Simplify right side
    23,918.10x = 611,792,565.26
  5. Step 5: Solve for x
    x = 611,792,565.26/23,918.10
  6. Step 6: Final answer
    x = 25,578.64

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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.