Home / 35,591.87-49,108.63-21,248.91

Finding the Fourth Proportional to 35,591.87, 49,108.63 and 21,248.91

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Solution

The fourth proportional to 35,591.87, 49,108.63 and 21,248.91 is: 29,318.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,591.87 : 49,108.63 = 21,248.91 : x
  2. Step 2: Convert to fraction form
    35,591.87/49,108.63 = 21,248.91/x
  3. Step 3: Cross multiply
    35,591.87x = 49,108.63 × 21,248.91
  4. Step 4: Simplify right side
    35,591.87x = 1,043,504,707.69
  5. Step 5: Solve for x
    x = 1,043,504,707.69/35,591.87
  6. Step 6: Final answer
    x = 29,318.63

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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.