Home / 43,538.08-65,249.52-15,809.44

Finding the Fourth Proportional to 43,538.08, 65,249.52 and 15,809.44

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Solution

The fourth proportional to 43,538.08, 65,249.52 and 15,809.44 is: 23,693.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,538.08 : 65,249.52 = 15,809.44 : x
  2. Step 2: Convert to fraction form
    43,538.08/65,249.52 = 15,809.44/x
  3. Step 3: Cross multiply
    43,538.08x = 65,249.52 × 15,809.44
  4. Step 4: Simplify right side
    43,538.08x = 1,031,558,371.47
  5. Step 5: Solve for x
    x = 1,031,558,371.47/43,538.08
  6. Step 6: Final answer
    x = 23,693.24

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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.