Home / 30,016.36-41,421.21-16,587.32

Finding the Fourth Proportional to 30,016.36, 41,421.21 and 16,587.32

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Solution

The fourth proportional to 30,016.36, 41,421.21 and 16,587.32 is: 22,889.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.36 : 41,421.21 = 16,587.32 : x
  2. Step 2: Convert to fraction form
    30,016.36/41,421.21 = 16,587.32/x
  3. Step 3: Cross multiply
    30,016.36x = 41,421.21 × 16,587.32
  4. Step 4: Simplify right side
    30,016.36x = 687,066,922.05
  5. Step 5: Solve for x
    x = 687,066,922.05/30,016.36
  6. Step 6: Final answer
    x = 22,889.75

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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.