Home / 12,461.86-18,695.15-4,030.63

Finding the Fourth Proportional to 12,461.86, 18,695.15 and 4,030.63

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Solution

The fourth proportional to 12,461.86, 18,695.15 and 4,030.63 is: 6,046.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,461.86 : 18,695.15 = 4,030.63 : x
  2. Step 2: Convert to fraction form
    12,461.86/18,695.15 = 4,030.63/x
  3. Step 3: Cross multiply
    12,461.86x = 18,695.15 × 4,030.63
  4. Step 4: Simplify right side
    12,461.86x = 75,353,169.33
  5. Step 5: Solve for x
    x = 75,353,169.33/12,461.86
  6. Step 6: Final answer
    x = 6,046.70

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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.