Home / 25,930.80-38,932.65-16,089.30

Finding the Fourth Proportional to 25,930.80, 38,932.65 and 16,089.30

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Solution

The fourth proportional to 25,930.80, 38,932.65 and 16,089.30 is: 24,156.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,930.80 : 38,932.65 = 16,089.30 : x
  2. Step 2: Convert to fraction form
    25,930.80/38,932.65 = 16,089.30/x
  3. Step 3: Cross multiply
    25,930.80x = 38,932.65 × 16,089.30
  4. Step 4: Simplify right side
    25,930.80x = 626,399,085.65
  5. Step 5: Solve for x
    x = 626,399,085.65/25,930.80
  6. Step 6: Final answer
    x = 24,156.57

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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.