Home / 13,741.12-20,602.72-9,046.92

Finding the Fourth Proportional to 13,741.12, 20,602.72 and 9,046.92

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Solution

The fourth proportional to 13,741.12, 20,602.72 and 9,046.92 is: 13,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741.12 : 20,602.72 = 9,046.92 : x
  2. Step 2: Convert to fraction form
    13,741.12/20,602.72 = 9,046.92/x
  3. Step 3: Cross multiply
    13,741.12x = 20,602.72 × 9,046.92
  4. Step 4: Simplify right side
    13,741.12x = 186,391,159.62
  5. Step 5: Solve for x
    x = 186,391,159.62/13,741.12
  6. Step 6: Final answer
    x = 13,564.48

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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.