Home / 46,680.84-70,021.13-11,620.53

Finding the Fourth Proportional to 46,680.84, 70,021.13 and 11,620.53

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Solution

The fourth proportional to 46,680.84, 70,021.13 and 11,620.53 is: 17,430.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,680.84 : 70,021.13 = 11,620.53 : x
  2. Step 2: Convert to fraction form
    46,680.84/70,021.13 = 11,620.53/x
  3. Step 3: Cross multiply
    46,680.84x = 70,021.13 × 11,620.53
  4. Step 4: Simplify right side
    46,680.84x = 813,682,583.70
  5. Step 5: Solve for x
    x = 813,682,583.70/46,680.84
  6. Step 6: Final answer
    x = 17,430.76

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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.