Home / 43,338.96-65,008.86-13,756.95

Finding the Fourth Proportional to 43,338.96, 65,008.86 and 13,756.95

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Solution

The fourth proportional to 43,338.96, 65,008.86 and 13,756.95 is: 20,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,338.96 : 65,008.86 = 13,756.95 : x
  2. Step 2: Convert to fraction form
    43,338.96/65,008.86 = 13,756.95/x
  3. Step 3: Cross multiply
    43,338.96x = 65,008.86 × 13,756.95
  4. Step 4: Simplify right side
    43,338.96x = 894,323,636.58
  5. Step 5: Solve for x
    x = 894,323,636.58/43,338.96
  6. Step 6: Final answer
    x = 20,635.56

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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.