Home / 39,063.58-58,598.42-12,770.98

Finding the Fourth Proportional to 39,063.58, 58,598.42 and 12,770.98

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Solution

The fourth proportional to 39,063.58, 58,598.42 and 12,770.98 is: 19,157.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,063.58 : 58,598.42 = 12,770.98 : x
  2. Step 2: Convert to fraction form
    39,063.58/58,598.42 = 12,770.98/x
  3. Step 3: Cross multiply
    39,063.58x = 58,598.42 × 12,770.98
  4. Step 4: Simplify right side
    39,063.58x = 748,359,249.85
  5. Step 5: Solve for x
    x = 748,359,249.85/39,063.58
  6. Step 6: Final answer
    x = 19,157.47

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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.