Home / 35,583.20-49,108.62-20,476.52

Finding the Fourth Proportional to 35,583.20, 49,108.62 and 20,476.52

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Solution

The fourth proportional to 35,583.20, 49,108.62 and 20,476.52 is: 28,259.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,583.20 : 49,108.62 = 20,476.52 : x
  2. Step 2: Convert to fraction form
    35,583.20/49,108.62 = 20,476.52/x
  3. Step 3: Cross multiply
    35,583.20x = 49,108.62 × 20,476.52
  4. Step 4: Simplify right side
    35,583.20x = 1,005,573,639.60
  5. Step 5: Solve for x
    x = 1,005,573,639.60/35,583.20
  6. Step 6: Final answer
    x = 28,259.79

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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.