Home / 13,494.29-18,636.65-10,273.23

Finding the Fourth Proportional to 13,494.29, 18,636.65 and 10,273.23

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Solution

The fourth proportional to 13,494.29, 18,636.65 and 10,273.23 is: 14,188.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.29 : 18,636.65 = 10,273.23 : x
  2. Step 2: Convert to fraction form
    13,494.29/18,636.65 = 10,273.23/x
  3. Step 3: Cross multiply
    13,494.29x = 18,636.65 × 10,273.23
  4. Step 4: Simplify right side
    13,494.29x = 191,458,470.63
  5. Step 5: Solve for x
    x = 191,458,470.63/13,494.29
  6. Step 6: Final answer
    x = 14,188.11

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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.