Home / 45,550.30-62,888.64-28,577.80

Finding the Fourth Proportional to 45,550.30, 62,888.64 and 28,577.80

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Solution

The fourth proportional to 45,550.30, 62,888.64 and 28,577.80 is: 39,455.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,550.30 : 62,888.64 = 28,577.80 : x
  2. Step 2: Convert to fraction form
    45,550.30/62,888.64 = 28,577.80/x
  3. Step 3: Cross multiply
    45,550.30x = 62,888.64 × 28,577.80
  4. Step 4: Simplify right side
    45,550.30x = 1,797,218,976.19
  5. Step 5: Solve for x
    x = 1,797,218,976.19/45,550.30
  6. Step 6: Final answer
    x = 39,455.70

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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.