Home / 43,887.12-65,814.36-15,799.56

Finding the Fourth Proportional to 43,887.12, 65,814.36 and 15,799.56

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Solution

The fourth proportional to 43,887.12, 65,814.36 and 15,799.56 is: 23,693.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,887.12 : 65,814.36 = 15,799.56 : x
  2. Step 2: Convert to fraction form
    43,887.12/65,814.36 = 15,799.56/x
  3. Step 3: Cross multiply
    43,887.12x = 65,814.36 × 15,799.56
  4. Step 4: Simplify right side
    43,887.12x = 1,039,837,929.68
  5. Step 5: Solve for x
    x = 1,039,837,929.68/43,887.12
  6. Step 6: Final answer
    x = 23,693.46

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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.