Home / 39,479.04-59,211.84-11,770.56

Finding the Fourth Proportional to 39,479.04, 59,211.84 and 11,770.56

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Solution

The fourth proportional to 39,479.04, 59,211.84 and 11,770.56 is: 17,653.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,479.04 : 59,211.84 = 11,770.56 : x
  2. Step 2: Convert to fraction form
    39,479.04/59,211.84 = 11,770.56/x
  3. Step 3: Cross multiply
    39,479.04x = 59,211.84 × 11,770.56
  4. Step 4: Simplify right side
    39,479.04x = 696,956,515.43
  5. Step 5: Solve for x
    x = 696,956,515.43/39,479.04
  6. Step 6: Final answer
    x = 17,653.84

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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.