Home / 30,367.58-45,542.48-11,646.22

Finding the Fourth Proportional to 30,367.58, 45,542.48 and 11,646.22

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Solution

The fourth proportional to 30,367.58, 45,542.48 and 11,646.22 is: 17,465.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,367.58 : 45,542.48 = 11,646.22 : x
  2. Step 2: Convert to fraction form
    30,367.58/45,542.48 = 11,646.22/x
  3. Step 3: Cross multiply
    30,367.58x = 45,542.48 × 11,646.22
  4. Step 4: Simplify right side
    30,367.58x = 530,397,741.43
  5. Step 5: Solve for x
    x = 530,397,741.43/30,367.58
  6. Step 6: Final answer
    x = 17,465.92

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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.