Home / 26,377.45-36,401.27-18,836.55

Finding the Fourth Proportional to 26,377.45, 36,401.27 and 18,836.55

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Solution

The fourth proportional to 26,377.45, 36,401.27 and 18,836.55 is: 25,994.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,377.45 : 36,401.27 = 18,836.55 : x
  2. Step 2: Convert to fraction form
    26,377.45/36,401.27 = 18,836.55/x
  3. Step 3: Cross multiply
    26,377.45x = 36,401.27 × 18,836.55
  4. Step 4: Simplify right side
    26,377.45x = 685,674,248.24
  5. Step 5: Solve for x
    x = 685,674,248.24/26,377.45
  6. Step 6: Final answer
    x = 25,994.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.