Home / 28,864.08-39,842.96-16,937.37

Finding the Fourth Proportional to 28,864.08, 39,842.96 and 16,937.37

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Solution

The fourth proportional to 28,864.08, 39,842.96 and 16,937.37 is: 23,379.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,864.08 : 39,842.96 = 16,937.37 : x
  2. Step 2: Convert to fraction form
    28,864.08/39,842.96 = 16,937.37/x
  3. Step 3: Cross multiply
    28,864.08x = 39,842.96 × 16,937.37
  4. Step 4: Simplify right side
    28,864.08x = 674,834,870.73
  5. Step 5: Solve for x
    x = 674,834,870.73/28,864.08
  6. Step 6: Final answer
    x = 23,379.75

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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.