Home / 26,623.38-36,742.44-14,688

Finding the Fourth Proportional to 26,623.38, 36,742.44 and 14,688

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Solution

The fourth proportional to 26,623.38, 36,742.44 and 14,688 is: 20,270.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,623.38 : 36,742.44 = 14,688 : x
  2. Step 2: Convert to fraction form
    26,623.38/36,742.44 = 14,688/x
  3. Step 3: Cross multiply
    26,623.38x = 36,742.44 × 14,688
  4. Step 4: Simplify right side
    26,623.38x = 539,672,958.72
  5. Step 5: Solve for x
    x = 539,672,958.72/26,623.38
  6. Step 6: Final answer
    x = 20,270.64

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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.