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Finding the Fourth Proportional to 49,011, 67,635.70 and 26,655.48

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Solution

The fourth proportional to 49,011, 67,635.70 and 26,655.48 is: 36,784.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,011 : 67,635.70 = 26,655.48 : x
  2. Step 2: Convert to fraction form
    49,011/67,635.70 = 26,655.48/x
  3. Step 3: Cross multiply
    49,011x = 67,635.70 × 26,655.48
  4. Step 4: Simplify right side
    49,011x = 1,802,862,048.64
  5. Step 5: Solve for x
    x = 1,802,862,048.64/49,011
  6. Step 6: Final answer
    x = 36,784.85

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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.