Home / 32,996.49-45,531.75-20,250.21

Finding the Fourth Proportional to 32,996.49, 45,531.75 and 20,250.21

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Solution

The fourth proportional to 32,996.49, 45,531.75 and 20,250.21 is: 27,943.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,996.49 : 45,531.75 = 20,250.21 : x
  2. Step 2: Convert to fraction form
    32,996.49/45,531.75 = 20,250.21/x
  3. Step 3: Cross multiply
    32,996.49x = 45,531.75 × 20,250.21
  4. Step 4: Simplify right side
    32,996.49x = 922,027,423.23
  5. Step 5: Solve for x
    x = 922,027,423.23/32,996.49
  6. Step 6: Final answer
    x = 27,943.20

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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.