Home / 30,111.78-41,459.19-26,524.50

Finding the Fourth Proportional to 30,111.78, 41,459.19 and 26,524.50

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Solution

The fourth proportional to 30,111.78, 41,459.19 and 26,524.50 is: 36,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,111.78 : 41,459.19 = 26,524.50 : x
  2. Step 2: Convert to fraction form
    30,111.78/41,459.19 = 26,524.50/x
  3. Step 3: Cross multiply
    30,111.78x = 41,459.19 × 26,524.50
  4. Step 4: Simplify right side
    30,111.78x = 1,099,684,285.16
  5. Step 5: Solve for x
    x = 1,099,684,285.16/30,111.78
  6. Step 6: Final answer
    x = 36,520.07

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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.