Home / 26,790.24-36,968.71-15,460.20

Finding the Fourth Proportional to 26,790.24, 36,968.71 and 15,460.20

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Solution

The fourth proportional to 26,790.24, 36,968.71 and 15,460.20 is: 21,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790.24 : 36,968.71 = 15,460.20 : x
  2. Step 2: Convert to fraction form
    26,790.24/36,968.71 = 15,460.20/x
  3. Step 3: Cross multiply
    26,790.24x = 36,968.71 × 15,460.20
  4. Step 4: Simplify right side
    26,790.24x = 571,543,650.34
  5. Step 5: Solve for x
    x = 571,543,650.34/26,790.24
  6. Step 6: Final answer
    x = 21,334.03

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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.