Home / 40,134.34-60,205.47-13,835.62

Finding the Fourth Proportional to 40,134.34, 60,205.47 and 13,835.62

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Solution

The fourth proportional to 40,134.34, 60,205.47 and 13,835.62 is: 20,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,134.34 : 60,205.47 = 13,835.62 : x
  2. Step 2: Convert to fraction form
    40,134.34/60,205.47 = 13,835.62/x
  3. Step 3: Cross multiply
    40,134.34x = 60,205.47 × 13,835.62
  4. Step 4: Simplify right side
    40,134.34x = 832,980,004.84
  5. Step 5: Solve for x
    x = 832,980,004.84/40,134.34
  6. Step 6: Final answer
    x = 20,754.80

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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.