Home / 13,812.03-19,060.38-7,524.36

Finding the Fourth Proportional to 13,812.03, 19,060.38 and 7,524.36

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Solution

The fourth proportional to 13,812.03, 19,060.38 and 7,524.36 is: 10,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,812.03 : 19,060.38 = 7,524.36 : x
  2. Step 2: Convert to fraction form
    13,812.03/19,060.38 = 7,524.36/x
  3. Step 3: Cross multiply
    13,812.03x = 19,060.38 × 7,524.36
  4. Step 4: Simplify right side
    13,812.03x = 143,417,160.86
  5. Step 5: Solve for x
    x = 143,417,160.86/13,812.03
  6. Step 6: Final answer
    x = 10,383.50

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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.