Home / 30,072.08-41,498.82-16,642.53

Finding the Fourth Proportional to 30,072.08, 41,498.82 and 16,642.53

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Solution

The fourth proportional to 30,072.08, 41,498.82 and 16,642.53 is: 22,966.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,072.08 : 41,498.82 = 16,642.53 : x
  2. Step 2: Convert to fraction form
    30,072.08/41,498.82 = 16,642.53/x
  3. Step 3: Cross multiply
    30,072.08x = 41,498.82 × 16,642.53
  4. Step 4: Simplify right side
    30,072.08x = 690,645,356.81
  5. Step 5: Solve for x
    x = 690,645,356.81/30,072.08
  6. Step 6: Final answer
    x = 22,966.33

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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.