Home / 30,958.34-46,437.50-12,477.38

Finding the Fourth Proportional to 30,958.34, 46,437.50 and 12,477.38

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Solution

The fourth proportional to 30,958.34, 46,437.50 and 12,477.38 is: 18,716.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,958.34 : 46,437.50 = 12,477.38 : x
  2. Step 2: Convert to fraction form
    30,958.34/46,437.50 = 12,477.38/x
  3. Step 3: Cross multiply
    30,958.34x = 46,437.50 × 12,477.38
  4. Step 4: Simplify right side
    30,958.34x = 579,418,132.76
  5. Step 5: Solve for x
    x = 579,418,132.76/30,958.34
  6. Step 6: Final answer
    x = 18,716.06

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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.