Home / 37,616.04-51,910.65-20,619.93

Finding the Fourth Proportional to 37,616.04, 51,910.65 and 20,619.93

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Solution

The fourth proportional to 37,616.04, 51,910.65 and 20,619.93 is: 28,455.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,616.04 : 51,910.65 = 20,619.93 : x
  2. Step 2: Convert to fraction form
    37,616.04/51,910.65 = 20,619.93/x
  3. Step 3: Cross multiply
    37,616.04x = 51,910.65 × 20,619.93
  4. Step 4: Simplify right side
    37,616.04x = 1,070,393,969.25
  5. Step 5: Solve for x
    x = 1,070,393,969.25/37,616.04
  6. Step 6: Final answer
    x = 28,455.79

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1.5x scale

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.