Home / 29,268.63-40,390.83-16,521.93

Finding the Fourth Proportional to 29,268.63, 40,390.83 and 16,521.93

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Solution

The fourth proportional to 29,268.63, 40,390.83 and 16,521.93 is: 22,800.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,268.63 : 40,390.83 = 16,521.93 : x
  2. Step 2: Convert to fraction form
    29,268.63/40,390.83 = 16,521.93/x
  3. Step 3: Cross multiply
    29,268.63x = 40,390.83 × 16,521.93
  4. Step 4: Simplify right side
    29,268.63x = 667,334,465.90
  5. Step 5: Solve for x
    x = 667,334,465.90/29,268.63
  6. Step 6: Final answer
    x = 22,800.33

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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.