Home / 43,988.26-65,981.46-10,708.51

Finding the Fourth Proportional to 43,988.26, 65,981.46 and 10,708.51

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Solution

The fourth proportional to 43,988.26, 65,981.46 and 10,708.51 is: 16,062.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,988.26 : 65,981.46 = 10,708.51 : x
  2. Step 2: Convert to fraction form
    43,988.26/65,981.46 = 10,708.51/x
  3. Step 3: Cross multiply
    43,988.26x = 65,981.46 × 10,708.51
  4. Step 4: Simplify right side
    43,988.26x = 706,563,124.22
  5. Step 5: Solve for x
    x = 706,563,124.22/43,988.26
  6. Step 6: Final answer
    x = 16,062.54

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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.