Home / 43,808.29-65,712.42-10,528.35

Finding the Fourth Proportional to 43,808.29, 65,712.42 and 10,528.35

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Solution

The fourth proportional to 43,808.29, 65,712.42 and 10,528.35 is: 15,792.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,808.29 : 65,712.42 = 10,528.35 : x
  2. Step 2: Convert to fraction form
    43,808.29/65,712.42 = 10,528.35/x
  3. Step 3: Cross multiply
    43,808.29x = 65,712.42 × 10,528.35
  4. Step 4: Simplify right side
    43,808.29x = 691,843,357.11
  5. Step 5: Solve for x
    x = 691,843,357.11/43,808.29
  6. Step 6: Final answer
    x = 15,792.52

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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.