Home / 40,552.25-55,555.66-39,036.09

Finding the Fourth Proportional to 40,552.25, 55,555.66 and 39,036.09

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Solution

The fourth proportional to 40,552.25, 55,555.66 and 39,036.09 is: 53,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,552.25 : 55,555.66 = 39,036.09 : x
  2. Step 2: Convert to fraction form
    40,552.25/55,555.66 = 39,036.09/x
  3. Step 3: Cross multiply
    40,552.25x = 55,555.66 × 39,036.09
  4. Step 4: Simplify right side
    40,552.25x = 2,168,675,646.18
  5. Step 5: Solve for x
    x = 2,168,675,646.18/40,552.25
  6. Step 6: Final answer
    x = 53,478.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.