Home / 14,282.42-19,747.35-12,508.94

Finding the Fourth Proportional to 14,282.42, 19,747.35 and 12,508.94

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Solution

The fourth proportional to 14,282.42, 19,747.35 and 12,508.94 is: 17,295.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.42 : 19,747.35 = 12,508.94 : x
  2. Step 2: Convert to fraction form
    14,282.42/19,747.35 = 12,508.94/x
  3. Step 3: Cross multiply
    14,282.42x = 19,747.35 × 12,508.94
  4. Step 4: Simplify right side
    14,282.42x = 247,018,317.57
  5. Step 5: Solve for x
    x = 247,018,317.57/14,282.42
  6. Step 6: Final answer
    x = 17,295.28

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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.