Home / 35,283.68-52,947.48-21,982.80

Finding the Fourth Proportional to 35,283.68, 52,947.48 and 21,982.80

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Solution

The fourth proportional to 35,283.68, 52,947.48 and 21,982.80 is: 32,987.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,283.68 : 52,947.48 = 21,982.80 : x
  2. Step 2: Convert to fraction form
    35,283.68/52,947.48 = 21,982.80/x
  3. Step 3: Cross multiply
    35,283.68x = 52,947.48 × 21,982.80
  4. Step 4: Simplify right side
    35,283.68x = 1,163,933,863.34
  5. Step 5: Solve for x
    x = 1,163,933,863.34/35,283.68
  6. Step 6: Final answer
    x = 32,987.89

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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.