Home / 15,761.36-23,642.64-4,074.58

Finding the Fourth Proportional to 15,761.36, 23,642.64 and 4,074.58

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Solution

The fourth proportional to 15,761.36, 23,642.64 and 4,074.58 is: 6,112.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,761.36 : 23,642.64 = 4,074.58 : x
  2. Step 2: Convert to fraction form
    15,761.36/23,642.64 = 4,074.58/x
  3. Step 3: Cross multiply
    15,761.36x = 23,642.64 × 4,074.58
  4. Step 4: Simplify right side
    15,761.36x = 96,333,828.09
  5. Step 5: Solve for x
    x = 96,333,828.09/15,761.36
  6. Step 6: Final answer
    x = 6,112.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.