Home / 55,858.58-77,085.17-30,365.15

Finding the Fourth Proportional to 55,858.58, 77,085.17 and 30,365.15

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Solution

The fourth proportional to 55,858.58, 77,085.17 and 30,365.15 is: 41,904.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,858.58 : 77,085.17 = 30,365.15 : x
  2. Step 2: Convert to fraction form
    55,858.58/77,085.17 = 30,365.15/x
  3. Step 3: Cross multiply
    55,858.58x = 77,085.17 × 30,365.15
  4. Step 4: Simplify right side
    55,858.58x = 2,340,702,326.44
  5. Step 5: Solve for x
    x = 2,340,702,326.44/55,858.58
  6. Step 6: Final answer
    x = 41,904.08

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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.