Home / 32,837.67-45,307.64-20,086.21

Finding the Fourth Proportional to 32,837.67, 45,307.64 and 20,086.21

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Solution

The fourth proportional to 32,837.67, 45,307.64 and 20,086.21 is: 27,713.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,837.67 : 45,307.64 = 20,086.21 : x
  2. Step 2: Convert to fraction form
    32,837.67/45,307.64 = 20,086.21/x
  3. Step 3: Cross multiply
    32,837.67x = 45,307.64 × 20,086.21
  4. Step 4: Simplify right side
    32,837.67x = 910,058,444.68
  5. Step 5: Solve for x
    x = 910,058,444.68/32,837.67
  6. Step 6: Final answer
    x = 27,713.86

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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.