Home / 19,448.48-26,801.60-13,469.06

Finding the Fourth Proportional to 19,448.48, 26,801.60 and 13,469.06

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Solution

The fourth proportional to 19,448.48, 26,801.60 and 13,469.06 is: 18,561.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,448.48 : 26,801.60 = 13,469.06 : x
  2. Step 2: Convert to fraction form
    19,448.48/26,801.60 = 13,469.06/x
  3. Step 3: Cross multiply
    19,448.48x = 26,801.60 × 13,469.06
  4. Step 4: Simplify right side
    19,448.48x = 360,992,358.50
  5. Step 5: Solve for x
    x = 360,992,358.50/19,448.48
  6. Step 6: Final answer
    x = 18,561.47

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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.