Home / 43,323.22-64,987.14-13,743.42

Finding the Fourth Proportional to 43,323.22, 64,987.14 and 13,743.42

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Solution

The fourth proportional to 43,323.22, 64,987.14 and 13,743.42 is: 20,615.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,323.22 : 64,987.14 = 13,743.42 : x
  2. Step 2: Convert to fraction form
    43,323.22/64,987.14 = 13,743.42/x
  3. Step 3: Cross multiply
    43,323.22x = 64,987.14 × 13,743.42
  4. Step 4: Simplify right side
    43,323.22x = 893,145,559.62
  5. Step 5: Solve for x
    x = 893,145,559.62/43,323.22
  6. Step 6: Final answer
    x = 20,615.86

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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.