Home / 30,824.61-42,537.97-16,677.46

Finding the Fourth Proportional to 30,824.61, 42,537.97 and 16,677.46

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Solution

The fourth proportional to 30,824.61, 42,537.97 and 16,677.46 is: 23,014.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,824.61 : 42,537.97 = 16,677.46 : x
  2. Step 2: Convert to fraction form
    30,824.61/42,537.97 = 16,677.46/x
  3. Step 3: Cross multiply
    30,824.61x = 42,537.97 × 16,677.46
  4. Step 4: Simplify right side
    30,824.61x = 709,425,105.63
  5. Step 5: Solve for x
    x = 709,425,105.63/30,824.61
  6. Step 6: Final answer
    x = 23,014.89

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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.