Home / 10,100.14-15,157.13-3,526.32

Finding the Fourth Proportional to 10,100.14, 15,157.13 and 3,526.32

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Solution

The fourth proportional to 10,100.14, 15,157.13 and 3,526.32 is: 5,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,100.14 : 15,157.13 = 3,526.32 : x
  2. Step 2: Convert to fraction form
    10,100.14/15,157.13 = 3,526.32/x
  3. Step 3: Cross multiply
    10,100.14x = 15,157.13 × 3,526.32
  4. Step 4: Simplify right side
    10,100.14x = 53,448,890.66
  5. Step 5: Solve for x
    x = 53,448,890.66/10,100.14
  6. Step 6: Final answer
    x = 5,291.90

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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.