Home / 12,470.14-18,699.68-4,673.46

Finding the Fourth Proportional to 12,470.14, 18,699.68 and 4,673.46

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Solution

The fourth proportional to 12,470.14, 18,699.68 and 4,673.46 is: 7,008.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,470.14 : 18,699.68 = 4,673.46 : x
  2. Step 2: Convert to fraction form
    12,470.14/18,699.68 = 4,673.46/x
  3. Step 3: Cross multiply
    12,470.14x = 18,699.68 × 4,673.46
  4. Step 4: Simplify right side
    12,470.14x = 87,392,206.49
  5. Step 5: Solve for x
    x = 87,392,206.49/12,470.14
  6. Step 6: Final answer
    x = 7,008.12

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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.