Home / 30,213.41-45,326.60-12,673.13

Finding the Fourth Proportional to 30,213.41, 45,326.60 and 12,673.13

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Solution

The fourth proportional to 30,213.41, 45,326.60 and 12,673.13 is: 19,012.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213.41 : 45,326.60 = 12,673.13 : x
  2. Step 2: Convert to fraction form
    30,213.41/45,326.60 = 12,673.13/x
  3. Step 3: Cross multiply
    30,213.41x = 45,326.60 × 12,673.13
  4. Step 4: Simplify right side
    30,213.41x = 574,429,894.26
  5. Step 5: Solve for x
    x = 574,429,894.26/30,213.41
  6. Step 6: Final answer
    x = 19,012.42

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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.