Home / 46,049.39-69,074.09-12,769.46

Finding the Fourth Proportional to 46,049.39, 69,074.09 and 12,769.46

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Solution

The fourth proportional to 46,049.39, 69,074.09 and 12,769.46 is: 19,154.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,049.39 : 69,074.09 = 12,769.46 : x
  2. Step 2: Convert to fraction form
    46,049.39/69,074.09 = 12,769.46/x
  3. Step 3: Cross multiply
    46,049.39x = 69,074.09 × 12,769.46
  4. Step 4: Simplify right side
    46,049.39x = 882,038,420.07
  5. Step 5: Solve for x
    x = 882,038,420.07/46,049.39
  6. Step 6: Final answer
    x = 19,154.18

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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.