Home / 26,325.56-36,329.16-15,147.56

Finding the Fourth Proportional to 26,325.56, 36,329.16 and 15,147.56

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Solution

The fourth proportional to 26,325.56, 36,329.16 and 15,147.56 is: 20,903.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,325.56 : 36,329.16 = 15,147.56 : x
  2. Step 2: Convert to fraction form
    26,325.56/36,329.16 = 15,147.56/x
  3. Step 3: Cross multiply
    26,325.56x = 36,329.16 × 15,147.56
  4. Step 4: Simplify right side
    26,325.56x = 550,298,130.85
  5. Step 5: Solve for x
    x = 550,298,130.85/26,325.56
  6. Step 6: Final answer
    x = 20,903.57

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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.