Home / 13,458.96-18,575.73-10,267.02

Finding the Fourth Proportional to 13,458.96, 18,575.73 and 10,267.02

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Solution

The fourth proportional to 13,458.96, 18,575.73 and 10,267.02 is: 14,170.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,458.96 : 18,575.73 = 10,267.02 : x
  2. Step 2: Convert to fraction form
    13,458.96/18,575.73 = 10,267.02/x
  3. Step 3: Cross multiply
    13,458.96x = 18,575.73 × 10,267.02
  4. Step 4: Simplify right side
    13,458.96x = 190,717,391.42
  5. Step 5: Solve for x
    x = 190,717,391.42/13,458.96
  6. Step 6: Final answer
    x = 14,170.29

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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.