Home / 64,623.65-96,935.49-20,253.84

Finding the Fourth Proportional to 64,623.65, 96,935.49 and 20,253.84

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Solution

The fourth proportional to 64,623.65, 96,935.49 and 20,253.84 is: 30,380.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,623.65 : 96,935.49 = 20,253.84 : x
  2. Step 2: Convert to fraction form
    64,623.65/96,935.49 = 20,253.84/x
  3. Step 3: Cross multiply
    64,623.65x = 96,935.49 × 20,253.84
  4. Step 4: Simplify right side
    64,623.65x = 1,963,315,904.78
  5. Step 5: Solve for x
    x = 1,963,315,904.78/64,623.65
  6. Step 6: Final answer
    x = 30,380.77

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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.