Home / 26,544.03-39,840.66-13,405.62

Finding the Fourth Proportional to 26,544.03, 39,840.66 and 13,405.62

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Solution

The fourth proportional to 26,544.03, 39,840.66 and 13,405.62 is: 20,120.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,544.03 : 39,840.66 = 13,405.62 : x
  2. Step 2: Convert to fraction form
    26,544.03/39,840.66 = 13,405.62/x
  3. Step 3: Cross multiply
    26,544.03x = 39,840.66 × 13,405.62
  4. Step 4: Simplify right side
    26,544.03x = 534,088,748.51
  5. Step 5: Solve for x
    x = 534,088,748.51/26,544.03
  6. Step 6: Final answer
    x = 20,120.86

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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.