Home / 13,666.01-20,499.27-4,306.34

Finding the Fourth Proportional to 13,666.01, 20,499.27 and 4,306.34

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Solution

The fourth proportional to 13,666.01, 20,499.27 and 4,306.34 is: 6,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,666.01 : 20,499.27 = 4,306.34 : x
  2. Step 2: Convert to fraction form
    13,666.01/20,499.27 = 4,306.34/x
  3. Step 3: Cross multiply
    13,666.01x = 20,499.27 × 4,306.34
  4. Step 4: Simplify right side
    13,666.01x = 88,276,723.88
  5. Step 5: Solve for x
    x = 88,276,723.88/13,666.01
  6. Step 6: Final answer
    x = 6,459.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.