Home / 45,770.08-68,669.52-19,461.28

Finding the Fourth Proportional to 45,770.08, 68,669.52 and 19,461.28

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Solution

The fourth proportional to 45,770.08, 68,669.52 and 19,461.28 is: 29,198.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,770.08 : 68,669.52 = 19,461.28 : x
  2. Step 2: Convert to fraction form
    45,770.08/68,669.52 = 19,461.28/x
  3. Step 3: Cross multiply
    45,770.08x = 68,669.52 × 19,461.28
  4. Step 4: Simplify right side
    45,770.08x = 1,336,396,756.19
  5. Step 5: Solve for x
    x = 1,336,396,756.19/45,770.08
  6. Step 6: Final answer
    x = 29,198.04

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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.