Home / 30,016.37-41,420.53-16,587.50

Finding the Fourth Proportional to 30,016.37, 41,420.53 and 16,587.50

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Solution

The fourth proportional to 30,016.37, 41,420.53 and 16,587.50 is: 22,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.37 : 41,420.53 = 16,587.50 : x
  2. Step 2: Convert to fraction form
    30,016.37/41,420.53 = 16,587.50/x
  3. Step 3: Cross multiply
    30,016.37x = 41,420.53 × 16,587.50
  4. Step 4: Simplify right side
    30,016.37x = 687,063,041.38
  5. Step 5: Solve for x
    x = 687,063,041.38/30,016.37
  6. Step 6: Final answer
    x = 22,889.61

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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.