Home / 13,908.23-19,193.23-7,534.67

Finding the Fourth Proportional to 13,908.23, 19,193.23 and 7,534.67

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Solution

The fourth proportional to 13,908.23, 19,193.23 and 7,534.67 is: 10,397.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908.23 : 19,193.23 = 7,534.67 : x
  2. Step 2: Convert to fraction form
    13,908.23/19,193.23 = 7,534.67/x
  3. Step 3: Cross multiply
    13,908.23x = 19,193.23 × 7,534.67
  4. Step 4: Simplify right side
    13,908.23x = 144,614,616.61
  5. Step 5: Solve for x
    x = 144,614,616.61/13,908.23
  6. Step 6: Final answer
    x = 10,397.78

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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.