Home / 35,916.24-53,874.60-12,542.68

Finding the Fourth Proportional to 35,916.24, 53,874.60 and 12,542.68

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Solution

The fourth proportional to 35,916.24, 53,874.60 and 12,542.68 is: 18,814.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,916.24 : 53,874.60 = 12,542.68 : x
  2. Step 2: Convert to fraction form
    35,916.24/53,874.60 = 12,542.68/x
  3. Step 3: Cross multiply
    35,916.24x = 53,874.60 × 12,542.68
  4. Step 4: Simplify right side
    35,916.24x = 675,731,867.93
  5. Step 5: Solve for x
    x = 675,731,867.93/35,916.24
  6. Step 6: Final answer
    x = 18,814.10

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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.