Home / 43,841.64-65,756.28-14,259.96

Finding the Fourth Proportional to 43,841.64, 65,756.28 and 14,259.96

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Solution

The fourth proportional to 43,841.64, 65,756.28 and 14,259.96 is: 21,387.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,841.64 : 65,756.28 = 14,259.96 : x
  2. Step 2: Convert to fraction form
    43,841.64/65,756.28 = 14,259.96/x
  3. Step 3: Cross multiply
    43,841.64x = 65,756.28 × 14,259.96
  4. Step 4: Simplify right side
    43,841.64x = 937,681,922.55
  5. Step 5: Solve for x
    x = 937,681,922.55/43,841.64
  6. Step 6: Final answer
    x = 21,387.93

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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.