Home / 55,678.15-83,531.81-16,234.39

Finding the Fourth Proportional to 55,678.15, 83,531.81 and 16,234.39

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Solution

The fourth proportional to 55,678.15, 83,531.81 and 16,234.39 is: 24,355.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,678.15 : 83,531.81 = 16,234.39 : x
  2. Step 2: Convert to fraction form
    55,678.15/83,531.81 = 16,234.39/x
  3. Step 3: Cross multiply
    55,678.15x = 83,531.81 × 16,234.39
  4. Step 4: Simplify right side
    55,678.15x = 1,356,087,899.77
  5. Step 5: Solve for x
    x = 1,356,087,899.77/55,678.15
  6. Step 6: Final answer
    x = 24,355.84

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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.