Home / 26,675.78-36,813.29-14,739.86

Finding the Fourth Proportional to 26,675.78, 36,813.29 and 14,739.86

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Solution

The fourth proportional to 26,675.78, 36,813.29 and 14,739.86 is: 20,341.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,675.78 : 36,813.29 = 14,739.86 : x
  2. Step 2: Convert to fraction form
    26,675.78/36,813.29 = 14,739.86/x
  3. Step 3: Cross multiply
    26,675.78x = 36,813.29 × 14,739.86
  4. Step 4: Simplify right side
    26,675.78x = 542,622,759.07
  5. Step 5: Solve for x
    x = 542,622,759.07/26,675.78
  6. Step 6: Final answer
    x = 20,341.41

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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.