Home / 35,586.80-49,125.48-21,251.60

Finding the Fourth Proportional to 35,586.80, 49,125.48 and 21,251.60

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Solution

The fourth proportional to 35,586.80, 49,125.48 and 21,251.60 is: 29,336.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,586.80 : 49,125.48 = 21,251.60 : x
  2. Step 2: Convert to fraction form
    35,586.80/49,125.48 = 21,251.60/x
  3. Step 3: Cross multiply
    35,586.80x = 49,125.48 × 21,251.60
  4. Step 4: Simplify right side
    35,586.80x = 1,043,995,050.77
  5. Step 5: Solve for x
    x = 1,043,995,050.77/35,586.80
  6. Step 6: Final answer
    x = 29,336.58

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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.