Home / 43,675.76-65,539.04-18,373.42

Finding the Fourth Proportional to 43,675.76, 65,539.04 and 18,373.42

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Solution

The fourth proportional to 43,675.76, 65,539.04 and 18,373.42 is: 27,570.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,675.76 : 65,539.04 = 18,373.42 : x
  2. Step 2: Convert to fraction form
    43,675.76/65,539.04 = 18,373.42/x
  3. Step 3: Cross multiply
    43,675.76x = 65,539.04 × 18,373.42
  4. Step 4: Simplify right side
    43,675.76x = 1,204,176,308.32
  5. Step 5: Solve for x
    x = 1,204,176,308.32/43,675.76
  6. Step 6: Final answer
    x = 27,570.82

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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.