Home / 16,870.93-25,306.93-12,929.37

Finding the Fourth Proportional to 16,870.93, 25,306.93 and 12,929.37

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Solution

The fourth proportional to 16,870.93, 25,306.93 and 12,929.37 is: 19,394.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,870.93 : 25,306.93 = 12,929.37 : x
  2. Step 2: Convert to fraction form
    16,870.93/25,306.93 = 12,929.37/x
  3. Step 3: Cross multiply
    16,870.93x = 25,306.93 × 12,929.37
  4. Step 4: Simplify right side
    16,870.93x = 327,202,725.15
  5. Step 5: Solve for x
    x = 327,202,725.15/16,870.93
  6. Step 6: Final answer
    x = 19,394.47

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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.