Home / 13,963.32-19,269.77-7,675.70

Finding the Fourth Proportional to 13,963.32, 19,269.77 and 7,675.70

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Solution

The fourth proportional to 13,963.32, 19,269.77 and 7,675.70 is: 10,592.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,963.32 : 19,269.77 = 7,675.70 : x
  2. Step 2: Convert to fraction form
    13,963.32/19,269.77 = 7,675.70/x
  3. Step 3: Cross multiply
    13,963.32x = 19,269.77 × 7,675.70
  4. Step 4: Simplify right side
    13,963.32x = 147,908,838.86
  5. Step 5: Solve for x
    x = 147,908,838.86/13,963.32
  6. Step 6: Final answer
    x = 10,592.67

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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.