Home / 46,759.48-70,142.10-13,481.80

Finding the Fourth Proportional to 46,759.48, 70,142.10 and 13,481.80

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Solution

The fourth proportional to 46,759.48, 70,142.10 and 13,481.80 is: 20,223.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,759.48 : 70,142.10 = 13,481.80 : x
  2. Step 2: Convert to fraction form
    46,759.48/70,142.10 = 13,481.80/x
  3. Step 3: Cross multiply
    46,759.48x = 70,142.10 × 13,481.80
  4. Step 4: Simplify right side
    46,759.48x = 945,641,763.78
  5. Step 5: Solve for x
    x = 945,641,763.78/46,759.48
  6. Step 6: Final answer
    x = 20,223.53

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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.