Home / 10,992.55-15,161.34-9,462.08

Finding the Fourth Proportional to 10,992.55, 15,161.34 and 9,462.08

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Solution

The fourth proportional to 10,992.55, 15,161.34 and 9,462.08 is: 13,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992.55 : 15,161.34 = 9,462.08 : x
  2. Step 2: Convert to fraction form
    10,992.55/15,161.34 = 9,462.08/x
  3. Step 3: Cross multiply
    10,992.55x = 15,161.34 × 9,462.08
  4. Step 4: Simplify right side
    10,992.55x = 143,457,811.99
  5. Step 5: Solve for x
    x = 143,457,811.99/10,992.55
  6. Step 6: Final answer
    x = 13,050.46

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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.