Home / 45,534.32-68,285.07-19,241.12

Finding the Fourth Proportional to 45,534.32, 68,285.07 and 19,241.12

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Solution

The fourth proportional to 45,534.32, 68,285.07 and 19,241.12 is: 28,854.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,534.32 : 68,285.07 = 19,241.12 : x
  2. Step 2: Convert to fraction form
    45,534.32/68,285.07 = 19,241.12/x
  3. Step 3: Cross multiply
    45,534.32x = 68,285.07 × 19,241.12
  4. Step 4: Simplify right side
    45,534.32x = 1,313,880,884.65
  5. Step 5: Solve for x
    x = 1,313,880,884.65/45,534.32
  6. Step 6: Final answer
    x = 28,854.74

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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.