Home / 35,490.45-48,976.50-19,575.02

Finding the Fourth Proportional to 35,490.45, 48,976.50 and 19,575.02

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Solution

The fourth proportional to 35,490.45, 48,976.50 and 19,575.02 is: 27,013.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490.45 : 48,976.50 = 19,575.02 : x
  2. Step 2: Convert to fraction form
    35,490.45/48,976.50 = 19,575.02/x
  3. Step 3: Cross multiply
    35,490.45x = 48,976.50 × 19,575.02
  4. Step 4: Simplify right side
    35,490.45x = 958,715,777.28
  5. Step 5: Solve for x
    x = 958,715,777.28/35,490.45
  6. Step 6: Final answer
    x = 27,013.34

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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.