Home / 14,950.23-20,615.70-11,167.47

Finding the Fourth Proportional to 14,950.23, 20,615.70 and 11,167.47

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Solution

The fourth proportional to 14,950.23, 20,615.70 and 11,167.47 is: 15,399.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,950.23 : 20,615.70 = 11,167.47 : x
  2. Step 2: Convert to fraction form
    14,950.23/20,615.70 = 11,167.47/x
  3. Step 3: Cross multiply
    14,950.23x = 20,615.70 × 11,167.47
  4. Step 4: Simplify right side
    14,950.23x = 230,225,211.28
  5. Step 5: Solve for x
    x = 230,225,211.28/14,950.23
  6. Step 6: Final answer
    x = 15,399.44

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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.