Home / 43,303.08-64,928.34-16,976.28

Finding the Fourth Proportional to 43,303.08, 64,928.34 and 16,976.28

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Solution

The fourth proportional to 43,303.08, 64,928.34 and 16,976.28 is: 25,454.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,303.08 : 64,928.34 = 16,976.28 : x
  2. Step 2: Convert to fraction form
    43,303.08/64,928.34 = 16,976.28/x
  3. Step 3: Cross multiply
    43,303.08x = 64,928.34 × 16,976.28
  4. Step 4: Simplify right side
    43,303.08x = 1,102,241,679.78
  5. Step 5: Solve for x
    x = 1,102,241,679.78/43,303.08
  6. Step 6: Final answer
    x = 25,454.12

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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.