Home / 13,192.66-18,204.96-7,527.67

Finding the Fourth Proportional to 13,192.66, 18,204.96 and 7,527.67

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Solution

The fourth proportional to 13,192.66, 18,204.96 and 7,527.67 is: 10,387.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.66 : 18,204.96 = 7,527.67 : x
  2. Step 2: Convert to fraction form
    13,192.66/18,204.96 = 7,527.67/x
  3. Step 3: Cross multiply
    13,192.66x = 18,204.96 × 7,527.67
  4. Step 4: Simplify right side
    13,192.66x = 137,040,931.24
  5. Step 5: Solve for x
    x = 137,040,931.24/13,192.66
  6. Step 6: Final answer
    x = 10,387.66

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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.