Home / 45,560.94-68,346.28-19,268.34

Finding the Fourth Proportional to 45,560.94, 68,346.28 and 19,268.34

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Solution

The fourth proportional to 45,560.94, 68,346.28 and 19,268.34 is: 28,904.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,560.94 : 68,346.28 = 19,268.34 : x
  2. Step 2: Convert to fraction form
    45,560.94/68,346.28 = 19,268.34/x
  3. Step 3: Cross multiply
    45,560.94x = 68,346.28 × 19,268.34
  4. Step 4: Simplify right side
    45,560.94x = 1,316,919,360.78
  5. Step 5: Solve for x
    x = 1,316,919,360.78/45,560.94
  6. Step 6: Final answer
    x = 28,904.57

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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.