Home / 27,316.77-37,696.73-15,380.07

Finding the Fourth Proportional to 27,316.77, 37,696.73 and 15,380.07

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Solution

The fourth proportional to 27,316.77, 37,696.73 and 15,380.07 is: 21,224.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,316.77 : 37,696.73 = 15,380.07 : x
  2. Step 2: Convert to fraction form
    27,316.77/37,696.73 = 15,380.07/x
  3. Step 3: Cross multiply
    27,316.77x = 37,696.73 × 15,380.07
  4. Step 4: Simplify right side
    27,316.77x = 579,778,269.27
  5. Step 5: Solve for x
    x = 579,778,269.27/27,316.77
  6. Step 6: Final answer
    x = 21,224.26

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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.