Home / 43,491.42-65,261.70-18,528.84

Finding the Fourth Proportional to 43,491.42, 65,261.70 and 18,528.84

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Solution

The fourth proportional to 43,491.42, 65,261.70 and 18,528.84 is: 27,803.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,491.42 : 65,261.70 = 18,528.84 : x
  2. Step 2: Convert to fraction form
    43,491.42/65,261.70 = 18,528.84/x
  3. Step 3: Cross multiply
    43,491.42x = 65,261.70 × 18,528.84
  4. Step 4: Simplify right side
    43,491.42x = 1,209,223,597.43
  5. Step 5: Solve for x
    x = 1,209,223,597.43/43,491.42
  6. Step 6: Final answer
    x = 27,803.73

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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.