Home / 43,061.30-64,604.25-13,487.59

Finding the Fourth Proportional to 43,061.30, 64,604.25 and 13,487.59

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Solution

The fourth proportional to 43,061.30, 64,604.25 and 13,487.59 is: 20,235.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,061.30 : 64,604.25 = 13,487.59 : x
  2. Step 2: Convert to fraction form
    43,061.30/64,604.25 = 13,487.59/x
  3. Step 3: Cross multiply
    43,061.30x = 64,604.25 × 13,487.59
  4. Step 4: Simplify right side
    43,061.30x = 871,355,636.26
  5. Step 5: Solve for x
    x = 871,355,636.26/43,061.30
  6. Step 6: Final answer
    x = 20,235.24

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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.