Home / 45,513.56-68,301.30-27,929.72

Finding the Fourth Proportional to 45,513.56, 68,301.30 and 27,929.72

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Solution

The fourth proportional to 45,513.56, 68,301.30 and 27,929.72 is: 41,913.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,513.56 : 68,301.30 = 27,929.72 : x
  2. Step 2: Convert to fraction form
    45,513.56/68,301.30 = 27,929.72/x
  3. Step 3: Cross multiply
    45,513.56x = 68,301.30 × 27,929.72
  4. Step 4: Simplify right side
    45,513.56x = 1,907,636,184.64
  5. Step 5: Solve for x
    x = 1,907,636,184.64/45,513.56
  6. Step 6: Final answer
    x = 41,913.58

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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.