Home / 26,889.84-40,337.10-7,168.50

Finding the Fourth Proportional to 26,889.84, 40,337.10 and 7,168.50

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Solution

The fourth proportional to 26,889.84, 40,337.10 and 7,168.50 is: 10,753.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,889.84 : 40,337.10 = 7,168.50 : x
  2. Step 2: Convert to fraction form
    26,889.84/40,337.10 = 7,168.50/x
  3. Step 3: Cross multiply
    26,889.84x = 40,337.10 × 7,168.50
  4. Step 4: Simplify right side
    26,889.84x = 289,156,501.35
  5. Step 5: Solve for x
    x = 289,156,501.35/26,889.84
  6. Step 6: Final answer
    x = 10,753.37

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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.