Home / 46,739.86-70,109.97-11,679.55

Finding the Fourth Proportional to 46,739.86, 70,109.97 and 11,679.55

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Solution

The fourth proportional to 46,739.86, 70,109.97 and 11,679.55 is: 17,519.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,739.86 : 70,109.97 = 11,679.55 : x
  2. Step 2: Convert to fraction form
    46,739.86/70,109.97 = 11,679.55/x
  3. Step 3: Cross multiply
    46,739.86x = 70,109.97 × 11,679.55
  4. Step 4: Simplify right side
    46,739.86x = 818,852,900.11
  5. Step 5: Solve for x
    x = 818,852,900.11/46,739.86
  6. Step 6: Final answer
    x = 17,519.37

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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.