Home / 14,050.34-19,390.56-7,763.84

Finding the Fourth Proportional to 14,050.34, 19,390.56 and 7,763.84

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Solution

The fourth proportional to 14,050.34, 19,390.56 and 7,763.84 is: 10,714.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.34 : 19,390.56 = 7,763.84 : x
  2. Step 2: Convert to fraction form
    14,050.34/19,390.56 = 7,763.84/x
  3. Step 3: Cross multiply
    14,050.34x = 19,390.56 × 7,763.84
  4. Step 4: Simplify right side
    14,050.34x = 150,545,205.35
  5. Step 5: Solve for x
    x = 150,545,205.35/14,050.34
  6. Step 6: Final answer
    x = 10,714.70

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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.