Home / 52,447.33-72,379.51-28,575.32

Finding the Fourth Proportional to 52,447.33, 72,379.51 and 28,575.32

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Solution

The fourth proportional to 52,447.33, 72,379.51 and 28,575.32 is: 39,435.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,447.33 : 72,379.51 = 28,575.32 : x
  2. Step 2: Convert to fraction form
    52,447.33/72,379.51 = 28,575.32/x
  3. Step 3: Cross multiply
    52,447.33x = 72,379.51 × 28,575.32
  4. Step 4: Simplify right side
    52,447.33x = 2,068,267,226.36
  5. Step 5: Solve for x
    x = 2,068,267,226.36/52,447.33
  6. Step 6: Final answer
    x = 39,435.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.