Home / 26,900.63-40,357.43-8,432.63

Finding the Fourth Proportional to 26,900.63, 40,357.43 and 8,432.63

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Solution

The fourth proportional to 26,900.63, 40,357.43 and 8,432.63 is: 12,650.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,900.63 : 40,357.43 = 8,432.63 : x
  2. Step 2: Convert to fraction form
    26,900.63/40,357.43 = 8,432.63/x
  3. Step 3: Cross multiply
    26,900.63x = 40,357.43 × 8,432.63
  4. Step 4: Simplify right side
    26,900.63x = 340,319,030.99
  5. Step 5: Solve for x
    x = 340,319,030.99/26,900.63
  6. Step 6: Final answer
    x = 12,650.97

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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.