Home / 19,975.74-27,683.05-19,693.86

Finding the Fourth Proportional to 19,975.74, 27,683.05 and 19,693.86

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Solution

The fourth proportional to 19,975.74, 27,683.05 and 19,693.86 is: 27,292.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.74 : 27,683.05 = 19,693.86 : x
  2. Step 2: Convert to fraction form
    19,975.74/27,683.05 = 19,693.86/x
  3. Step 3: Cross multiply
    19,975.74x = 27,683.05 × 19,693.86
  4. Step 4: Simplify right side
    19,975.74x = 545,186,111.07
  5. Step 5: Solve for x
    x = 545,186,111.07/19,975.74
  6. Step 6: Final answer
    x = 27,292.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.