Home / 49,263.93-67,989.65-28,039.77

Finding the Fourth Proportional to 49,263.93, 67,989.65 and 28,039.77

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Solution

The fourth proportional to 49,263.93, 67,989.65 and 28,039.77 is: 38,697.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,263.93 : 67,989.65 = 28,039.77 : x
  2. Step 2: Convert to fraction form
    49,263.93/67,989.65 = 28,039.77/x
  3. Step 3: Cross multiply
    49,263.93x = 67,989.65 × 28,039.77
  4. Step 4: Simplify right side
    49,263.93x = 1,906,414,008.18
  5. Step 5: Solve for x
    x = 1,906,414,008.18/49,263.93
  6. Step 6: Final answer
    x = 38,697.97

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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.