Home / 30,776.42-46,146.15-12,034.11

Finding the Fourth Proportional to 30,776.42, 46,146.15 and 12,034.11

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Solution

The fourth proportional to 30,776.42, 46,146.15 and 12,034.11 is: 18,043.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,776.42 : 46,146.15 = 12,034.11 : x
  2. Step 2: Convert to fraction form
    30,776.42/46,146.15 = 12,034.11/x
  3. Step 3: Cross multiply
    30,776.42x = 46,146.15 × 12,034.11
  4. Step 4: Simplify right side
    30,776.42x = 555,327,845.18
  5. Step 5: Solve for x
    x = 555,327,845.18/30,776.42
  6. Step 6: Final answer
    x = 18,043.94

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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.