Home / 65,849.46-98,783.70-21,465.24

Finding the Fourth Proportional to 65,849.46, 98,783.70 and 21,465.24

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Solution

The fourth proportional to 65,849.46, 98,783.70 and 21,465.24 is: 32,200.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,849.46 : 98,783.70 = 21,465.24 : x
  2. Step 2: Convert to fraction form
    65,849.46/98,783.70 = 21,465.24/x
  3. Step 3: Cross multiply
    65,849.46x = 98,783.70 × 21,465.24
  4. Step 4: Simplify right side
    65,849.46x = 2,120,415,828.59
  5. Step 5: Solve for x
    x = 2,120,415,828.59/65,849.46
  6. Step 6: Final answer
    x = 32,200.96

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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.