Home / 45,539.44-68,306.40-17,070.78

Finding the Fourth Proportional to 45,539.44, 68,306.40 and 17,070.78

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Solution

The fourth proportional to 45,539.44, 68,306.40 and 17,070.78 is: 25,605.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,539.44 : 68,306.40 = 17,070.78 : x
  2. Step 2: Convert to fraction form
    45,539.44/68,306.40 = 17,070.78/x
  3. Step 3: Cross multiply
    45,539.44x = 68,306.40 × 17,070.78
  4. Step 4: Simplify right side
    45,539.44x = 1,166,043,526.99
  5. Step 5: Solve for x
    x = 1,166,043,526.99/45,539.44
  6. Step 6: Final answer
    x = 25,605.14

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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.