Home / 12,418.41-18,628.44-4,624.59

Finding the Fourth Proportional to 12,418.41, 18,628.44 and 4,624.59

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Solution

The fourth proportional to 12,418.41, 18,628.44 and 4,624.59 is: 6,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,418.41 : 18,628.44 = 4,624.59 : x
  2. Step 2: Convert to fraction form
    12,418.41/18,628.44 = 4,624.59/x
  3. Step 3: Cross multiply
    12,418.41x = 18,628.44 × 4,624.59
  4. Step 4: Simplify right side
    12,418.41x = 86,148,897.34
  5. Step 5: Solve for x
    x = 86,148,897.34/12,418.41
  6. Step 6: Final answer
    x = 6,937.19

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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.