Home / 11,733.57-16,199.33-10,421.37

Finding the Fourth Proportional to 11,733.57, 16,199.33 and 10,421.37

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Solution

The fourth proportional to 11,733.57, 16,199.33 and 10,421.37 is: 14,387.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,733.57 : 16,199.33 = 10,421.37 : x
  2. Step 2: Convert to fraction form
    11,733.57/16,199.33 = 10,421.37/x
  3. Step 3: Cross multiply
    11,733.57x = 16,199.33 × 10,421.37
  4. Step 4: Simplify right side
    11,733.57x = 168,819,159.58
  5. Step 5: Solve for x
    x = 168,819,159.58/11,733.57
  6. Step 6: Final answer
    x = 14,387.71

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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.