Home / 55,858.08-83,799.36-18,416.64

Finding the Fourth Proportional to 55,858.08, 83,799.36 and 18,416.64

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Solution

The fourth proportional to 55,858.08, 83,799.36 and 18,416.64 is: 27,629.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,858.08 : 83,799.36 = 18,416.64 : x
  2. Step 2: Convert to fraction form
    55,858.08/83,799.36 = 18,416.64/x
  3. Step 3: Cross multiply
    55,858.08x = 83,799.36 × 18,416.64
  4. Step 4: Simplify right side
    55,858.08x = 1,543,302,645.35
  5. Step 5: Solve for x
    x = 1,543,302,645.35/55,858.08
  6. Step 6: Final answer
    x = 27,629.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.