Home / 28,995.01-40,032.39-22,268.62

Finding the Fourth Proportional to 28,995.01, 40,032.39 and 22,268.62

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Solution

The fourth proportional to 28,995.01, 40,032.39 and 22,268.62 is: 30,745.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995.01 : 40,032.39 = 22,268.62 : x
  2. Step 2: Convert to fraction form
    28,995.01/40,032.39 = 22,268.62/x
  3. Step 3: Cross multiply
    28,995.01x = 40,032.39 × 22,268.62
  4. Step 4: Simplify right side
    28,995.01x = 891,465,880.44
  5. Step 5: Solve for x
    x = 891,465,880.44/28,995.01
  6. Step 6: Final answer
    x = 30,745.50

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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.