Home / 49,681.84-68,560.89-28,461.19

Finding the Fourth Proportional to 49,681.84, 68,560.89 and 28,461.19

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Solution

The fourth proportional to 49,681.84, 68,560.89 and 28,461.19 is: 39,276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,681.84 : 68,560.89 = 28,461.19 : x
  2. Step 2: Convert to fraction form
    49,681.84/68,560.89 = 28,461.19/x
  3. Step 3: Cross multiply
    49,681.84x = 68,560.89 × 28,461.19
  4. Step 4: Simplify right side
    49,681.84x = 1,951,324,516.86
  5. Step 5: Solve for x
    x = 1,951,324,516.86/49,681.84
  6. Step 6: Final answer
    x = 39,276.41

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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.