Home / 30,754.47-46,146.06-12,029.66

Finding the Fourth Proportional to 30,754.47, 46,146.06 and 12,029.66

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Solution

The fourth proportional to 30,754.47, 46,146.06 and 12,029.66 is: 18,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,754.47 : 46,146.06 = 12,029.66 : x
  2. Step 2: Convert to fraction form
    30,754.47/46,146.06 = 12,029.66/x
  3. Step 3: Cross multiply
    30,754.47x = 46,146.06 × 12,029.66
  4. Step 4: Simplify right side
    30,754.47x = 555,121,181.41
  5. Step 5: Solve for x
    x = 555,121,181.41/30,754.47
  6. Step 6: Final answer
    x = 18,050.10

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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.