Home / 30,315.82-45,473.66-11,597.70

Finding the Fourth Proportional to 30,315.82, 45,473.66 and 11,597.70

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Solution

The fourth proportional to 30,315.82, 45,473.66 and 11,597.70 is: 17,396.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,315.82 : 45,473.66 = 11,597.70 : x
  2. Step 2: Convert to fraction form
    30,315.82/45,473.66 = 11,597.70/x
  3. Step 3: Cross multiply
    30,315.82x = 45,473.66 × 11,597.70
  4. Step 4: Simplify right side
    30,315.82x = 527,389,866.58
  5. Step 5: Solve for x
    x = 527,389,866.58/30,315.82
  6. Step 6: Final answer
    x = 17,396.52

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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.