Home / 39,896.64-59,845.14-10,312.38

Finding the Fourth Proportional to 39,896.64, 59,845.14 and 10,312.38

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Solution

The fourth proportional to 39,896.64, 59,845.14 and 10,312.38 is: 15,468.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,896.64 : 59,845.14 = 10,312.38 : x
  2. Step 2: Convert to fraction form
    39,896.64/59,845.14 = 10,312.38/x
  3. Step 3: Cross multiply
    39,896.64x = 59,845.14 × 10,312.38
  4. Step 4: Simplify right side
    39,896.64x = 617,145,824.83
  5. Step 5: Solve for x
    x = 617,145,824.83/39,896.64
  6. Step 6: Final answer
    x = 15,468.62

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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.