Home / 55,554.01-83,330.88-18,618.01

Finding the Fourth Proportional to 55,554.01, 83,330.88 and 18,618.01

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Solution

The fourth proportional to 55,554.01, 83,330.88 and 18,618.01 is: 27,926.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,554.01 : 83,330.88 = 18,618.01 : x
  2. Step 2: Convert to fraction form
    55,554.01/83,330.88 = 18,618.01/x
  3. Step 3: Cross multiply
    55,554.01x = 83,330.88 × 18,618.01
  4. Step 4: Simplify right side
    55,554.01x = 1,551,455,157.15
  5. Step 5: Solve for x
    x = 1,551,455,157.15/55,554.01
  6. Step 6: Final answer
    x = 27,926.97

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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.