Home / 57,238.05-85,856.67-17,795.10

Finding the Fourth Proportional to 57,238.05, 85,856.67 and 17,795.10

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Solution

The fourth proportional to 57,238.05, 85,856.67 and 17,795.10 is: 26,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,238.05 : 85,856.67 = 17,795.10 : x
  2. Step 2: Convert to fraction form
    57,238.05/85,856.67 = 17,795.10/x
  3. Step 3: Cross multiply
    57,238.05x = 85,856.67 × 17,795.10
  4. Step 4: Simplify right side
    57,238.05x = 1,527,828,028.32
  5. Step 5: Solve for x
    x = 1,527,828,028.32/57,238.05
  6. Step 6: Final answer
    x = 26,692.52

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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.