Home / 43,688.68-65,536.44-15,614.80

Finding the Fourth Proportional to 43,688.68, 65,536.44 and 15,614.80

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Solution

The fourth proportional to 43,688.68, 65,536.44 and 15,614.80 is: 23,423.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,688.68 : 65,536.44 = 15,614.80 : x
  2. Step 2: Convert to fraction form
    43,688.68/65,536.44 = 15,614.80/x
  3. Step 3: Cross multiply
    43,688.68x = 65,536.44 × 15,614.80
  4. Step 4: Simplify right side
    43,688.68x = 1,023,338,403.31
  5. Step 5: Solve for x
    x = 1,023,338,403.31/43,688.68
  6. Step 6: Final answer
    x = 23,423.42

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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.