Home / 52,348.77-78,476.31-19,045.35

Finding the Fourth Proportional to 52,348.77, 78,476.31 and 19,045.35

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Solution

The fourth proportional to 52,348.77, 78,476.31 and 19,045.35 is: 28,550.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,348.77 : 78,476.31 = 19,045.35 : x
  2. Step 2: Convert to fraction form
    52,348.77/78,476.31 = 19,045.35/x
  3. Step 3: Cross multiply
    52,348.77x = 78,476.31 × 19,045.35
  4. Step 4: Simplify right side
    52,348.77x = 1,494,608,790.66
  5. Step 5: Solve for x
    x = 1,494,608,790.66/52,348.77
  6. Step 6: Final answer
    x = 28,550.98

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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.