Home / 43,055.55-64,592.19-18,080.91

Finding the Fourth Proportional to 43,055.55, 64,592.19 and 18,080.91

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Solution

The fourth proportional to 43,055.55, 64,592.19 and 18,080.91 is: 27,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,055.55 : 64,592.19 = 18,080.91 : x
  2. Step 2: Convert to fraction form
    43,055.55/64,592.19 = 18,080.91/x
  3. Step 3: Cross multiply
    43,055.55x = 64,592.19 × 18,080.91
  4. Step 4: Simplify right side
    43,055.55x = 1,167,885,574.09
  5. Step 5: Solve for x
    x = 1,167,885,574.09/43,055.55
  6. Step 6: Final answer
    x = 27,125.09

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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.