Home / 39,273.11-58,916.28-18,204.61

Finding the Fourth Proportional to 39,273.11, 58,916.28 and 18,204.61

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Solution

The fourth proportional to 39,273.11, 58,916.28 and 18,204.61 is: 27,309.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,273.11 : 58,916.28 = 18,204.61 : x
  2. Step 2: Convert to fraction form
    39,273.11/58,916.28 = 18,204.61/x
  3. Step 3: Cross multiply
    39,273.11x = 58,916.28 × 18,204.61
  4. Step 4: Simplify right side
    39,273.11x = 1,072,547,900.05
  5. Step 5: Solve for x
    x = 1,072,547,900.05/39,273.11
  6. Step 6: Final answer
    x = 27,309.98

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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.