Home / 43,376.19-65,064.29-13,794.03

Finding the Fourth Proportional to 43,376.19, 65,064.29 and 13,794.03

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Solution

The fourth proportional to 43,376.19, 65,064.29 and 13,794.03 is: 20,691.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,376.19 : 65,064.29 = 13,794.03 : x
  2. Step 2: Convert to fraction form
    43,376.19/65,064.29 = 13,794.03/x
  3. Step 3: Cross multiply
    43,376.19x = 65,064.29 × 13,794.03
  4. Step 4: Simplify right side
    43,376.19x = 897,498,699.22
  5. Step 5: Solve for x
    x = 897,498,699.22/43,376.19
  6. Step 6: Final answer
    x = 20,691.05

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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.