Home / 45,230.14-67,844.40-18,570.34

Finding the Fourth Proportional to 45,230.14, 67,844.40 and 18,570.34

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Solution

The fourth proportional to 45,230.14, 67,844.40 and 18,570.34 is: 27,855.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,230.14 : 67,844.40 = 18,570.34 : x
  2. Step 2: Convert to fraction form
    45,230.14/67,844.40 = 18,570.34/x
  3. Step 3: Cross multiply
    45,230.14x = 67,844.40 × 18,570.34
  4. Step 4: Simplify right side
    45,230.14x = 1,259,893,575.10
  5. Step 5: Solve for x
    x = 1,259,893,575.10/45,230.14
  6. Step 6: Final answer
    x = 27,855.18

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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.