Home / 30,874.59-42,606.98-16,727.44

Finding the Fourth Proportional to 30,874.59, 42,606.98 and 16,727.44

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Solution

The fourth proportional to 30,874.59, 42,606.98 and 16,727.44 is: 23,083.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,874.59 : 42,606.98 = 16,727.44 : x
  2. Step 2: Convert to fraction form
    30,874.59/42,606.98 = 16,727.44/x
  3. Step 3: Cross multiply
    30,874.59x = 42,606.98 × 16,727.44
  4. Step 4: Simplify right side
    30,874.59x = 712,705,574.10
  5. Step 5: Solve for x
    x = 712,705,574.10/30,874.59
  6. Step 6: Final answer
    x = 23,083.89

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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.