Home / 36,528.12-50,409.54-21,432.36

Finding the Fourth Proportional to 36,528.12, 50,409.54 and 21,432.36

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Solution

The fourth proportional to 36,528.12, 50,409.54 and 21,432.36 is: 29,577.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,528.12 : 50,409.54 = 21,432.36 : x
  2. Step 2: Convert to fraction form
    36,528.12/50,409.54 = 21,432.36/x
  3. Step 3: Cross multiply
    36,528.12x = 50,409.54 × 21,432.36
  4. Step 4: Simplify right side
    36,528.12x = 1,080,395,408.71
  5. Step 5: Solve for x
    x = 1,080,395,408.71/36,528.12
  6. Step 6: Final answer
    x = 29,577.09

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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.