Home / 39,276.83-58,930.88-14,318.57

Finding the Fourth Proportional to 39,276.83, 58,930.88 and 14,318.57

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Solution

The fourth proportional to 39,276.83, 58,930.88 and 14,318.57 is: 21,483.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,276.83 : 58,930.88 = 14,318.57 : x
  2. Step 2: Convert to fraction form
    39,276.83/58,930.88 = 14,318.57/x
  3. Step 3: Cross multiply
    39,276.83x = 58,930.88 × 14,318.57
  4. Step 4: Simplify right side
    39,276.83x = 843,806,006.18
  5. Step 5: Solve for x
    x = 843,806,006.18/39,276.83
  6. Step 6: Final answer
    x = 21,483.56

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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.