Home / 30,204.41-41,681.30-16,775.21

Finding the Fourth Proportional to 30,204.41, 41,681.30 and 16,775.21

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Solution

The fourth proportional to 30,204.41, 41,681.30 and 16,775.21 is: 23,149.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,204.41 : 41,681.30 = 16,775.21 : x
  2. Step 2: Convert to fraction form
    30,204.41/41,681.30 = 16,775.21/x
  3. Step 3: Cross multiply
    30,204.41x = 41,681.30 × 16,775.21
  4. Step 4: Simplify right side
    30,204.41x = 699,212,268.29
  5. Step 5: Solve for x
    x = 699,212,268.29/30,204.41
  6. Step 6: Final answer
    x = 23,149.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.