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Finding the Fourth Proportional to 48,989.86, 67,605.69 and 26,633.86

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Solution

The fourth proportional to 48,989.86, 67,605.69 and 26,633.86 is: 36,754.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,989.86 : 67,605.69 = 26,633.86 : x
  2. Step 2: Convert to fraction form
    48,989.86/67,605.69 = 26,633.86/x
  3. Step 3: Cross multiply
    48,989.86x = 67,605.69 × 26,633.86
  4. Step 4: Simplify right side
    48,989.86x = 1,800,600,482.66
  5. Step 5: Solve for x
    x = 1,800,600,482.66/48,989.86
  6. Step 6: Final answer
    x = 36,754.55

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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.