Home / 27,477.56-37,919.29-16,147.31

Finding the Fourth Proportional to 27,477.56, 37,919.29 and 16,147.31

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Solution

The fourth proportional to 27,477.56, 37,919.29 and 16,147.31 is: 22,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,477.56 : 37,919.29 = 16,147.31 : x
  2. Step 2: Convert to fraction form
    27,477.56/37,919.29 = 16,147.31/x
  3. Step 3: Cross multiply
    27,477.56x = 37,919.29 × 16,147.31
  4. Step 4: Simplify right side
    27,477.56x = 612,294,341.01
  5. Step 5: Solve for x
    x = 612,294,341.01/27,477.56
  6. Step 6: Final answer
    x = 22,283.44

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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.