Home / 26,951.10-40,445.10-9,420.93

Finding the Fourth Proportional to 26,951.10, 40,445.10 and 9,420.93

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Solution

The fourth proportional to 26,951.10, 40,445.10 and 9,420.93 is: 14,137.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951.10 : 40,445.10 = 9,420.93 : x
  2. Step 2: Convert to fraction form
    26,951.10/40,445.10 = 9,420.93/x
  3. Step 3: Cross multiply
    26,951.10x = 40,445.10 × 9,420.93
  4. Step 4: Simplify right side
    26,951.10x = 381,030,455.94
  5. Step 5: Solve for x
    x = 381,030,455.94/26,951.10
  6. Step 6: Final answer
    x = 14,137.84

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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.