Home / 45,455.22-62,695.89-30,340.26

Finding the Fourth Proportional to 45,455.22, 62,695.89 and 30,340.26

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Solution

The fourth proportional to 45,455.22, 62,695.89 and 30,340.26 is: 41,847.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,455.22 : 62,695.89 = 30,340.26 : x
  2. Step 2: Convert to fraction form
    45,455.22/62,695.89 = 30,340.26/x
  3. Step 3: Cross multiply
    45,455.22x = 62,695.89 × 30,340.26
  4. Step 4: Simplify right side
    45,455.22x = 1,902,209,603.53
  5. Step 5: Solve for x
    x = 1,902,209,603.53/45,455.22
  6. Step 6: Final answer
    x = 41,847.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.