Home / 14,665.03-20,238.90-8,292.96

Finding the Fourth Proportional to 14,665.03, 20,238.90 and 8,292.96

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Solution

The fourth proportional to 14,665.03, 20,238.90 and 8,292.96 is: 11,444.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665.03 : 20,238.90 = 8,292.96 : x
  2. Step 2: Convert to fraction form
    14,665.03/20,238.90 = 8,292.96/x
  3. Step 3: Cross multiply
    14,665.03x = 20,238.90 × 8,292.96
  4. Step 4: Simplify right side
    14,665.03x = 167,840,419.24
  5. Step 5: Solve for x
    x = 167,840,419.24/14,665.03
  6. Step 6: Final answer
    x = 11,444.94

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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.