Home / 30,317.46-41,535.12-29,181.13

Finding the Fourth Proportional to 30,317.46, 41,535.12 and 29,181.13

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Solution

The fourth proportional to 30,317.46, 41,535.12 and 29,181.13 is: 39,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,317.46 : 41,535.12 = 29,181.13 : x
  2. Step 2: Convert to fraction form
    30,317.46/41,535.12 = 29,181.13/x
  3. Step 3: Cross multiply
    30,317.46x = 41,535.12 × 29,181.13
  4. Step 4: Simplify right side
    30,317.46x = 1,212,041,632.45
  5. Step 5: Solve for x
    x = 1,212,041,632.45/30,317.46
  6. Step 6: Final answer
    x = 39,978.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.