Home / 46,991.05-70,479.25-13,707.63

Finding the Fourth Proportional to 46,991.05, 70,479.25 and 13,707.63

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Solution

The fourth proportional to 46,991.05, 70,479.25 and 13,707.63 is: 20,559.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,991.05 : 70,479.25 = 13,707.63 : x
  2. Step 2: Convert to fraction form
    46,991.05/70,479.25 = 13,707.63/x
  3. Step 3: Cross multiply
    46,991.05x = 70,479.25 × 13,707.63
  4. Step 4: Simplify right side
    46,991.05x = 966,103,481.68
  5. Step 5: Solve for x
    x = 966,103,481.68/46,991.05
  6. Step 6: Final answer
    x = 20,559.31

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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.