Home / 13,192.88-18,206.24-9,838.67

Finding the Fourth Proportional to 13,192.88, 18,206.24 and 9,838.67

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Solution

The fourth proportional to 13,192.88, 18,206.24 and 9,838.67 is: 13,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.88 : 18,206.24 = 9,838.67 : x
  2. Step 2: Convert to fraction form
    13,192.88/18,206.24 = 9,838.67/x
  3. Step 3: Cross multiply
    13,192.88x = 18,206.24 × 9,838.67
  4. Step 4: Simplify right side
    13,192.88x = 179,125,047.08
  5. Step 5: Solve for x
    x = 179,125,047.08/13,192.88
  6. Step 6: Final answer
    x = 13,577.41

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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.