Home / 49,680.84-68,559.51-28,460.19

Finding the Fourth Proportional to 49,680.84, 68,559.51 and 28,460.19

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Solution

The fourth proportional to 49,680.84, 68,559.51 and 28,460.19 is: 39,275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,680.84 : 68,559.51 = 28,460.19 : x
  2. Step 2: Convert to fraction form
    49,680.84/68,559.51 = 28,460.19/x
  3. Step 3: Cross multiply
    49,680.84x = 68,559.51 × 28,460.19
  4. Step 4: Simplify right side
    49,680.84x = 1,951,216,680.91
  5. Step 5: Solve for x
    x = 1,951,216,680.91/49,680.84
  6. Step 6: Final answer
    x = 39,275.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.