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Finding the Fourth Proportional to 33,675.40, 50,461.50 and 16,988.92

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Solution

The fourth proportional to 33,675.40, 50,461.50 and 16,988.92 is: 25,457.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,675.40 : 50,461.50 = 16,988.92 : x
  2. Step 2: Convert to fraction form
    33,675.40/50,461.50 = 16,988.92/x
  3. Step 3: Cross multiply
    33,675.40x = 50,461.50 × 16,988.92
  4. Step 4: Simplify right side
    33,675.40x = 857,286,386.58
  5. Step 5: Solve for x
    x = 857,286,386.58/33,675.40
  6. Step 6: Final answer
    x = 25,457.35

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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.