Home / 26,885.40-40,331.70-9,360.60

Finding the Fourth Proportional to 26,885.40, 40,331.70 and 9,360.60

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Solution

The fourth proportional to 26,885.40, 40,331.70 and 9,360.60 is: 14,042.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,885.40 : 40,331.70 = 9,360.60 : x
  2. Step 2: Convert to fraction form
    26,885.40/40,331.70 = 9,360.60/x
  3. Step 3: Cross multiply
    26,885.40x = 40,331.70 × 9,360.60
  4. Step 4: Simplify right side
    26,885.40x = 377,528,911.02
  5. Step 5: Solve for x
    x = 377,528,911.02/26,885.40
  6. Step 6: Final answer
    x = 14,042.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.