Home / 29,141.72-43,638.76-18,070.03

Finding the Fourth Proportional to 29,141.72, 43,638.76 and 18,070.03

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Solution

The fourth proportional to 29,141.72, 43,638.76 and 18,070.03 is: 27,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,141.72 : 43,638.76 = 18,070.03 : x
  2. Step 2: Convert to fraction form
    29,141.72/43,638.76 = 18,070.03/x
  3. Step 3: Cross multiply
    29,141.72x = 43,638.76 × 18,070.03
  4. Step 4: Simplify right side
    29,141.72x = 788,553,548.09
  5. Step 5: Solve for x
    x = 788,553,548.09/29,141.72
  6. Step 6: Final answer
    x = 27,059.27

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1.5x scale

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.