Home / 35,554.20-53,305.70-19,976.60

Finding the Fourth Proportional to 35,554.20, 53,305.70 and 19,976.60

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Solution

The fourth proportional to 35,554.20, 53,305.70 and 19,976.60 is: 29,950.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,554.20 : 53,305.70 = 19,976.60 : x
  2. Step 2: Convert to fraction form
    35,554.20/53,305.70 = 19,976.60/x
  3. Step 3: Cross multiply
    35,554.20x = 53,305.70 × 19,976.60
  4. Step 4: Simplify right side
    35,554.20x = 1,064,866,646.62
  5. Step 5: Solve for x
    x = 1,064,866,646.62/35,554.20
  6. Step 6: Final answer
    x = 29,950.52

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1.5x scale

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.