Home / 15,931.71-23,896.01-4,838.49

Finding the Fourth Proportional to 15,931.71, 23,896.01 and 4,838.49

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Solution

The fourth proportional to 15,931.71, 23,896.01 and 4,838.49 is: 7,257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,931.71 : 23,896.01 = 4,838.49 : x
  2. Step 2: Convert to fraction form
    15,931.71/23,896.01 = 4,838.49/x
  3. Step 3: Cross multiply
    15,931.71x = 23,896.01 × 4,838.49
  4. Step 4: Simplify right side
    15,931.71x = 115,620,500.69
  5. Step 5: Solve for x
    x = 115,620,500.69/15,931.71
  6. Step 6: Final answer
    x = 7,257.26

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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.