Home / 32,935.31-45,453.76-18,402.09

Finding the Fourth Proportional to 32,935.31, 45,453.76 and 18,402.09

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Solution

The fourth proportional to 32,935.31, 45,453.76 and 18,402.09 is: 25,396.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,935.31 : 45,453.76 = 18,402.09 : x
  2. Step 2: Convert to fraction form
    32,935.31/45,453.76 = 18,402.09/x
  3. Step 3: Cross multiply
    32,935.31x = 45,453.76 × 18,402.09
  4. Step 4: Simplify right side
    32,935.31x = 836,443,965.90
  5. Step 5: Solve for x
    x = 836,443,965.90/32,935.31
  6. Step 6: Final answer
    x = 25,396.57

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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.