Home / 27,945.88-41,916.90-10,407.64

Finding the Fourth Proportional to 27,945.88, 41,916.90 and 10,407.64

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Solution

The fourth proportional to 27,945.88, 41,916.90 and 10,407.64 is: 15,610.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,945.88 : 41,916.90 = 10,407.64 : x
  2. Step 2: Convert to fraction form
    27,945.88/41,916.90 = 10,407.64/x
  3. Step 3: Cross multiply
    27,945.88x = 41,916.90 × 10,407.64
  4. Step 4: Simplify right side
    27,945.88x = 436,256,005.12
  5. Step 5: Solve for x
    x = 436,256,005.12/27,945.88
  6. Step 6: Final answer
    x = 15,610.74

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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.