Home / 28,494.74-42,741.63-10,968.36

Finding the Fourth Proportional to 28,494.74, 42,741.63 and 10,968.36

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Solution

The fourth proportional to 28,494.74, 42,741.63 and 10,968.36 is: 16,452.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,494.74 : 42,741.63 = 10,968.36 : x
  2. Step 2: Convert to fraction form
    28,494.74/42,741.63 = 10,968.36/x
  3. Step 3: Cross multiply
    28,494.74x = 42,741.63 × 10,968.36
  4. Step 4: Simplify right side
    28,494.74x = 468,805,584.83
  5. Step 5: Solve for x
    x = 468,805,584.83/28,494.74
  6. Step 6: Final answer
    x = 16,452.36

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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.