Home / 45,816.80-63,231.64-25,677.09

Finding the Fourth Proportional to 45,816.80, 63,231.64 and 25,677.09

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Solution

The fourth proportional to 45,816.80, 63,231.64 and 25,677.09 is: 35,436.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,816.80 : 63,231.64 = 25,677.09 : x
  2. Step 2: Convert to fraction form
    45,816.80/63,231.64 = 25,677.09/x
  3. Step 3: Cross multiply
    45,816.80x = 63,231.64 × 25,677.09
  4. Step 4: Simplify right side
    45,816.80x = 1,623,604,358.02
  5. Step 5: Solve for x
    x = 1,623,604,358.02/45,816.80
  6. Step 6: Final answer
    x = 35,436.88

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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.