Home / 45,538.40-68,283.96-17,450.12

Finding the Fourth Proportional to 45,538.40, 68,283.96 and 17,450.12

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Solution

The fourth proportional to 45,538.40, 68,283.96 and 17,450.12 is: 26,166.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,538.40 : 68,283.96 = 17,450.12 : x
  2. Step 2: Convert to fraction form
    45,538.40/68,283.96 = 17,450.12/x
  3. Step 3: Cross multiply
    45,538.40x = 68,283.96 × 17,450.12
  4. Step 4: Simplify right side
    45,538.40x = 1,191,563,296.08
  5. Step 5: Solve for x
    x = 1,191,563,296.08/45,538.40
  6. Step 6: Final answer
    x = 26,166.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.