Home / 28,693.23-39,599.72-16,760.44

Finding the Fourth Proportional to 28,693.23, 39,599.72 and 16,760.44

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Solution

The fourth proportional to 28,693.23, 39,599.72 and 16,760.44 is: 23,131.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,693.23 : 39,599.72 = 16,760.44 : x
  2. Step 2: Convert to fraction form
    28,693.23/39,599.72 = 16,760.44/x
  3. Step 3: Cross multiply
    28,693.23x = 39,599.72 × 16,760.44
  4. Step 4: Simplify right side
    28,693.23x = 663,708,731.08
  5. Step 5: Solve for x
    x = 663,708,731.08/28,693.23
  6. Step 6: Final answer
    x = 23,131.20

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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.