Home / 26,635.48-36,758.74-15,308.64

Finding the Fourth Proportional to 26,635.48, 36,758.74 and 15,308.64

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Solution

The fourth proportional to 26,635.48, 36,758.74 and 15,308.64 is: 21,126.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,635.48 : 36,758.74 = 15,308.64 : x
  2. Step 2: Convert to fraction form
    26,635.48/36,758.74 = 15,308.64/x
  3. Step 3: Cross multiply
    26,635.48x = 36,758.74 × 15,308.64
  4. Step 4: Simplify right side
    26,635.48x = 562,726,317.51
  5. Step 5: Solve for x
    x = 562,726,317.51/26,635.48
  6. Step 6: Final answer
    x = 21,126.94

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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.