Home / 35,499.64-48,998.04-21,349.75

Finding the Fourth Proportional to 35,499.64, 48,998.04 and 21,349.75

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Solution

The fourth proportional to 35,499.64, 48,998.04 and 21,349.75 is: 29,467.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,499.64 : 48,998.04 = 21,349.75 : x
  2. Step 2: Convert to fraction form
    35,499.64/48,998.04 = 21,349.75/x
  3. Step 3: Cross multiply
    35,499.64x = 48,998.04 × 21,349.75
  4. Step 4: Simplify right side
    35,499.64x = 1,046,095,904.49
  5. Step 5: Solve for x
    x = 1,046,095,904.49/35,499.64
  6. Step 6: Final answer
    x = 29,467.79

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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.