Home / 19,375.02-26,736.75-11,417.58

Finding the Fourth Proportional to 19,375.02, 26,736.75 and 11,417.58

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Solution

The fourth proportional to 19,375.02, 26,736.75 and 11,417.58 is: 15,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,375.02 : 26,736.75 = 11,417.58 : x
  2. Step 2: Convert to fraction form
    19,375.02/26,736.75 = 11,417.58/x
  3. Step 3: Cross multiply
    19,375.02x = 26,736.75 × 11,417.58
  4. Step 4: Simplify right side
    19,375.02x = 305,268,982.07
  5. Step 5: Solve for x
    x = 305,268,982.07/19,375.02
  6. Step 6: Final answer
    x = 15,755.80

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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.