Home / 29,638.11-40,901.67-16,208.58

Finding the Fourth Proportional to 29,638.11, 40,901.67 and 16,208.58

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Solution

The fourth proportional to 29,638.11, 40,901.67 and 16,208.58 is: 22,368.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,638.11 : 40,901.67 = 16,208.58 : x
  2. Step 2: Convert to fraction form
    29,638.11/40,901.67 = 16,208.58/x
  3. Step 3: Cross multiply
    29,638.11x = 40,901.67 × 16,208.58
  4. Step 4: Simplify right side
    29,638.11x = 662,957,990.33
  5. Step 5: Solve for x
    x = 662,957,990.33/29,638.11
  6. Step 6: Final answer
    x = 22,368.43

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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.