Home / 17,975.51-26,921.69-17,352.71

Finding the Fourth Proportional to 17,975.51, 26,921.69 and 17,352.71

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Solution

The fourth proportional to 17,975.51, 26,921.69 and 17,352.71 is: 25,988.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,975.51 : 26,921.69 = 17,352.71 : x
  2. Step 2: Convert to fraction form
    17,975.51/26,921.69 = 17,352.71/x
  3. Step 3: Cross multiply
    17,975.51x = 26,921.69 × 17,352.71
  4. Step 4: Simplify right side
    17,975.51x = 467,164,192.52
  5. Step 5: Solve for x
    x = 467,164,192.52/17,975.51
  6. Step 6: Final answer
    x = 25,988.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.