Home / 13,814.16-19,063.68-7,526.64

Finding the Fourth Proportional to 13,814.16, 19,063.68 and 7,526.64

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Solution

The fourth proportional to 13,814.16, 19,063.68 and 7,526.64 is: 10,386.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,814.16 : 19,063.68 = 7,526.64 : x
  2. Step 2: Convert to fraction form
    13,814.16/19,063.68 = 7,526.64/x
  3. Step 3: Cross multiply
    13,814.16x = 19,063.68 × 7,526.64
  4. Step 4: Simplify right side
    13,814.16x = 143,485,456.44
  5. Step 5: Solve for x
    x = 143,485,456.44/13,814.16
  6. Step 6: Final answer
    x = 10,386.84

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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.