Home / 37,945.80-56,909.16-11,285.64

Finding the Fourth Proportional to 37,945.80, 56,909.16 and 11,285.64

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Solution

The fourth proportional to 37,945.80, 56,909.16 and 11,285.64 is: 16,925.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,945.80 : 56,909.16 = 11,285.64 : x
  2. Step 2: Convert to fraction form
    37,945.80/56,909.16 = 11,285.64/x
  3. Step 3: Cross multiply
    37,945.80x = 56,909.16 × 11,285.64
  4. Step 4: Simplify right side
    37,945.80x = 642,256,292.46
  5. Step 5: Solve for x
    x = 642,256,292.46/37,945.80
  6. Step 6: Final answer
    x = 16,925.62

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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.