Home / 26,324.85-36,316.64-15,708.35

Finding the Fourth Proportional to 26,324.85, 36,316.64 and 15,708.35

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Solution

The fourth proportional to 26,324.85, 36,316.64 and 15,708.35 is: 21,670.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,324.85 : 36,316.64 = 15,708.35 : x
  2. Step 2: Convert to fraction form
    26,324.85/36,316.64 = 15,708.35/x
  3. Step 3: Cross multiply
    26,324.85x = 36,316.64 × 15,708.35
  4. Step 4: Simplify right side
    26,324.85x = 570,474,231.82
  5. Step 5: Solve for x
    x = 570,474,231.82/26,324.85
  6. Step 6: Final answer
    x = 21,670.56

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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.