Home / 56,070.25-84,121.61-16,628.32

Finding the Fourth Proportional to 56,070.25, 84,121.61 and 16,628.32

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Solution

The fourth proportional to 56,070.25, 84,121.61 and 16,628.32 is: 24,947.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,070.25 : 84,121.61 = 16,628.32 : x
  2. Step 2: Convert to fraction form
    56,070.25/84,121.61 = 16,628.32/x
  3. Step 3: Cross multiply
    56,070.25x = 84,121.61 × 16,628.32
  4. Step 4: Simplify right side
    56,070.25x = 1,398,801,050.00
  5. Step 5: Solve for x
    x = 1,398,801,050.00/56,070.25
  6. Step 6: Final answer
    x = 24,947.29

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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.