Home / 40,435.63-55,771.47-26,799

Finding the Fourth Proportional to 40,435.63, 55,771.47 and 26,799

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Solution

The fourth proportional to 40,435.63, 55,771.47 and 26,799 is: 36,962.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,435.63 : 55,771.47 = 26,799 : x
  2. Step 2: Convert to fraction form
    40,435.63/55,771.47 = 26,799/x
  3. Step 3: Cross multiply
    40,435.63x = 55,771.47 × 26,799
  4. Step 4: Simplify right side
    40,435.63x = 1,494,619,624.53
  5. Step 5: Solve for x
    x = 1,494,619,624.53/40,435.63
  6. Step 6: Final answer
    x = 36,962.94

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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.