Home / 18,741.03-25,827.06-13,426.62

Finding the Fourth Proportional to 18,741.03, 25,827.06 and 13,426.62

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Solution

The fourth proportional to 18,741.03, 25,827.06 and 13,426.62 is: 18,503.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,741.03 : 25,827.06 = 13,426.62 : x
  2. Step 2: Convert to fraction form
    18,741.03/25,827.06 = 13,426.62/x
  3. Step 3: Cross multiply
    18,741.03x = 25,827.06 × 13,426.62
  4. Step 4: Simplify right side
    18,741.03x = 346,770,120.34
  5. Step 5: Solve for x
    x = 346,770,120.34/18,741.03
  6. Step 6: Final answer
    x = 18,503.26

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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.