Home / 19,537.51-26,971.10-11,152.39

Finding the Fourth Proportional to 19,537.51, 26,971.10 and 11,152.39

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Solution

The fourth proportional to 19,537.51, 26,971.10 and 11,152.39 is: 15,395.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,537.51 : 26,971.10 = 11,152.39 : x
  2. Step 2: Convert to fraction form
    19,537.51/26,971.10 = 11,152.39/x
  3. Step 3: Cross multiply
    19,537.51x = 26,971.10 × 11,152.39
  4. Step 4: Simplify right side
    19,537.51x = 300,792,225.93
  5. Step 5: Solve for x
    x = 300,792,225.93/19,537.51
  6. Step 6: Final answer
    x = 15,395.63

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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.