Home / 26,615.26-36,729.34-14,678.49

Finding the Fourth Proportional to 26,615.26, 36,729.34 and 14,678.49

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Solution

The fourth proportional to 26,615.26, 36,729.34 and 14,678.49 is: 20,256.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,615.26 : 36,729.34 = 14,678.49 : x
  2. Step 2: Convert to fraction form
    26,615.26/36,729.34 = 14,678.49/x
  3. Step 3: Cross multiply
    26,615.26x = 36,729.34 × 14,678.49
  4. Step 4: Simplify right side
    26,615.26x = 539,131,226.99
  5. Step 5: Solve for x
    x = 539,131,226.99/26,615.26
  6. Step 6: Final answer
    x = 20,256.47

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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.