Home / 26,988.76-40,484.36-8,267.43

Finding the Fourth Proportional to 26,988.76, 40,484.36 and 8,267.43

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Solution

The fourth proportional to 26,988.76, 40,484.36 and 8,267.43 is: 12,401.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988.76 : 40,484.36 = 8,267.43 : x
  2. Step 2: Convert to fraction form
    26,988.76/40,484.36 = 8,267.43/x
  3. Step 3: Cross multiply
    26,988.76x = 40,484.36 × 8,267.43
  4. Step 4: Simplify right side
    26,988.76x = 334,701,738.38
  5. Step 5: Solve for x
    x = 334,701,738.38/26,988.76
  6. Step 6: Final answer
    x = 12,401.52

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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.