Home / 43,860.68-65,796.16-15,388.92

Finding the Fourth Proportional to 43,860.68, 65,796.16 and 15,388.92

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Solution

The fourth proportional to 43,860.68, 65,796.16 and 15,388.92 is: 23,085.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,860.68 : 65,796.16 = 15,388.92 : x
  2. Step 2: Convert to fraction form
    43,860.68/65,796.16 = 15,388.92/x
  3. Step 3: Cross multiply
    43,860.68x = 65,796.16 × 15,388.92
  4. Step 4: Simplify right side
    43,860.68x = 1,012,531,842.55
  5. Step 5: Solve for x
    x = 1,012,531,842.55/43,860.68
  6. Step 6: Final answer
    x = 23,085.18

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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.