Home / 13,225.88-18,254.77-8,501.96

Finding the Fourth Proportional to 13,225.88, 18,254.77 and 8,501.96

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Solution

The fourth proportional to 13,225.88, 18,254.77 and 8,501.96 is: 11,734.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225.88 : 18,254.77 = 8,501.96 : x
  2. Step 2: Convert to fraction form
    13,225.88/18,254.77 = 8,501.96/x
  3. Step 3: Cross multiply
    13,225.88x = 18,254.77 × 8,501.96
  4. Step 4: Simplify right side
    13,225.88x = 155,201,324.35
  5. Step 5: Solve for x
    x = 155,201,324.35/13,225.88
  6. Step 6: Final answer
    x = 11,734.67

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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.