Home / 13,023.00-17,972.10-7,357.99

Finding the Fourth Proportional to 13,023.00, 17,972.10 and 7,357.99

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Solution

The fourth proportional to 13,023.00, 17,972.10 and 7,357.99 is: 10,154.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.00 : 17,972.10 = 7,357.99 : x
  2. Step 2: Convert to fraction form
    13,023.00/17,972.10 = 7,357.99/x
  3. Step 3: Cross multiply
    13,023.00x = 17,972.10 × 7,357.99
  4. Step 4: Simplify right side
    13,023.00x = 132,238,465.72
  5. Step 5: Solve for x
    x = 132,238,465.72/13,023.00
  6. Step 6: Final answer
    x = 10,154.23

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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.