Home / 32,733.12-45,175.92-19,983.64

Finding the Fourth Proportional to 32,733.12, 45,175.92 and 19,983.64

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Solution

The fourth proportional to 32,733.12, 45,175.92 and 19,983.64 is: 27,580.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,733.12 : 45,175.92 = 19,983.64 : x
  2. Step 2: Convert to fraction form
    32,733.12/45,175.92 = 19,983.64/x
  3. Step 3: Cross multiply
    32,733.12x = 45,175.92 × 19,983.64
  4. Step 4: Simplify right side
    32,733.12x = 902,779,321.95
  5. Step 5: Solve for x
    x = 902,779,321.95/32,733.12
  6. Step 6: Final answer
    x = 27,580.00

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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.