Home / 28,933.22-39,927.18-16,186.58

Finding the Fourth Proportional to 28,933.22, 39,927.18 and 16,186.58

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Solution

The fourth proportional to 28,933.22, 39,927.18 and 16,186.58 is: 22,337.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.22 : 39,927.18 = 16,186.58 : x
  2. Step 2: Convert to fraction form
    28,933.22/39,927.18 = 16,186.58/x
  3. Step 3: Cross multiply
    28,933.22x = 39,927.18 × 16,186.58
  4. Step 4: Simplify right side
    28,933.22x = 646,284,493.24
  5. Step 5: Solve for x
    x = 646,284,493.24/28,933.22
  6. Step 6: Final answer
    x = 22,337.11

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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.