Home / 42,695.57-63,999.60-17,750.09

Finding the Fourth Proportional to 42,695.57, 63,999.60 and 17,750.09

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Solution

The fourth proportional to 42,695.57, 63,999.60 and 17,750.09 is: 26,606.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,695.57 : 63,999.60 = 17,750.09 : x
  2. Step 2: Convert to fraction form
    42,695.57/63,999.60 = 17,750.09/x
  3. Step 3: Cross multiply
    42,695.57x = 63,999.60 × 17,750.09
  4. Step 4: Simplify right side
    42,695.57x = 1,135,998,659.96
  5. Step 5: Solve for x
    x = 1,135,998,659.96/42,695.57
  6. Step 6: Final answer
    x = 26,606.94

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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.