Home / 13,950.34-19,251.93-7,663.30

Finding the Fourth Proportional to 13,950.34, 19,251.93 and 7,663.30

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Solution

The fourth proportional to 13,950.34, 19,251.93 and 7,663.30 is: 10,575.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.34 : 19,251.93 = 7,663.30 : x
  2. Step 2: Convert to fraction form
    13,950.34/19,251.93 = 7,663.30/x
  3. Step 3: Cross multiply
    13,950.34x = 19,251.93 × 7,663.30
  4. Step 4: Simplify right side
    13,950.34x = 147,533,315.17
  5. Step 5: Solve for x
    x = 147,533,315.17/13,950.34
  6. Step 6: Final answer
    x = 10,575.61

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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.