Home / 46,452.90-69,674.59-12,721.92

Finding the Fourth Proportional to 46,452.90, 69,674.59 and 12,721.92

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Solution

The fourth proportional to 46,452.90, 69,674.59 and 12,721.92 is: 19,081.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,452.90 : 69,674.59 = 12,721.92 : x
  2. Step 2: Convert to fraction form
    46,452.90/69,674.59 = 12,721.92/x
  3. Step 3: Cross multiply
    46,452.90x = 69,674.59 × 12,721.92
  4. Step 4: Simplify right side
    46,452.90x = 886,394,560.01
  5. Step 5: Solve for x
    x = 886,394,560.01/46,452.90
  6. Step 6: Final answer
    x = 19,081.58

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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.