Home / 26,768.34-40,153.19-8,999.28

Finding the Fourth Proportional to 26,768.34, 40,153.19 and 8,999.28

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Solution

The fourth proportional to 26,768.34, 40,153.19 and 8,999.28 is: 13,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,768.34 : 40,153.19 = 8,999.28 : x
  2. Step 2: Convert to fraction form
    26,768.34/40,153.19 = 8,999.28/x
  3. Step 3: Cross multiply
    26,768.34x = 40,153.19 × 8,999.28
  4. Step 4: Simplify right side
    26,768.34x = 361,349,754.71
  5. Step 5: Solve for x
    x = 361,349,754.71/26,768.34
  6. Step 6: Final answer
    x = 13,499.15

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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.