Home / 14,236.18-19,646.21-8,265.67

Finding the Fourth Proportional to 14,236.18, 19,646.21 and 8,265.67

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Solution

The fourth proportional to 14,236.18, 19,646.21 and 8,265.67 is: 11,406.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236.18 : 19,646.21 = 8,265.67 : x
  2. Step 2: Convert to fraction form
    14,236.18/19,646.21 = 8,265.67/x
  3. Step 3: Cross multiply
    14,236.18x = 19,646.21 × 8,265.67
  4. Step 4: Simplify right side
    14,236.18x = 162,389,088.61
  5. Step 5: Solve for x
    x = 162,389,088.61/14,236.18
  6. Step 6: Final answer
    x = 11,406.79

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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.