Home / 39,835.72-59,754.30-12,133

Finding the Fourth Proportional to 39,835.72, 59,754.30 and 12,133

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Solution

The fourth proportional to 39,835.72, 59,754.30 and 12,133 is: 18,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,835.72 : 59,754.30 = 12,133 : x
  2. Step 2: Convert to fraction form
    39,835.72/59,754.30 = 12,133/x
  3. Step 3: Cross multiply
    39,835.72x = 59,754.30 × 12,133
  4. Step 4: Simplify right side
    39,835.72x = 724,998,921.90
  5. Step 5: Solve for x
    x = 724,998,921.90/39,835.72
  6. Step 6: Final answer
    x = 18,199.72

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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.