Home / 40,133.84-60,204.72-13,835.12

Finding the Fourth Proportional to 40,133.84, 60,204.72 and 13,835.12

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Solution

The fourth proportional to 40,133.84, 60,204.72 and 13,835.12 is: 20,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,133.84 : 60,204.72 = 13,835.12 : x
  2. Step 2: Convert to fraction form
    40,133.84/60,204.72 = 13,835.12/x
  3. Step 3: Cross multiply
    40,133.84x = 60,204.72 × 13,835.12
  4. Step 4: Simplify right side
    40,133.84x = 832,939,525.77
  5. Step 5: Solve for x
    x = 832,939,525.77/40,133.84
  6. Step 6: Final answer
    x = 20,754.05

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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.