Home / 26,608.80-36,720.40-14,672.56

Finding the Fourth Proportional to 26,608.80, 36,720.40 and 14,672.56

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Solution

The fourth proportional to 26,608.80, 36,720.40 and 14,672.56 is: 20,248.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,608.80 : 36,720.40 = 14,672.56 : x
  2. Step 2: Convert to fraction form
    26,608.80/36,720.40 = 14,672.56/x
  3. Step 3: Cross multiply
    26,608.80x = 36,720.40 × 14,672.56
  4. Step 4: Simplify right side
    26,608.80x = 538,782,272.22
  5. Step 5: Solve for x
    x = 538,782,272.22/26,608.80
  6. Step 6: Final answer
    x = 20,248.27

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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.