Home / 43,205.44-64,808.16-15,488.32

Finding the Fourth Proportional to 43,205.44, 64,808.16 and 15,488.32

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Solution

The fourth proportional to 43,205.44, 64,808.16 and 15,488.32 is: 23,232.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,205.44 : 64,808.16 = 15,488.32 : x
  2. Step 2: Convert to fraction form
    43,205.44/64,808.16 = 15,488.32/x
  3. Step 3: Cross multiply
    43,205.44x = 64,808.16 × 15,488.32
  4. Step 4: Simplify right side
    43,205.44x = 1,003,769,520.69
  5. Step 5: Solve for x
    x = 1,003,769,520.69/43,205.44
  6. Step 6: Final answer
    x = 23,232.48

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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.