Home / 45,835.32-68,709.24-19,503.84

Finding the Fourth Proportional to 45,835.32, 68,709.24 and 19,503.84

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Solution

The fourth proportional to 45,835.32, 68,709.24 and 19,503.84 is: 29,237.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,835.32 : 68,709.24 = 19,503.84 : x
  2. Step 2: Convert to fraction form
    45,835.32/68,709.24 = 19,503.84/x
  3. Step 3: Cross multiply
    45,835.32x = 68,709.24 × 19,503.84
  4. Step 4: Simplify right side
    45,835.32x = 1,340,094,023.48
  5. Step 5: Solve for x
    x = 1,340,094,023.48/45,835.32
  6. Step 6: Final answer
    x = 29,237.15

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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.