Home / 30,312.69-41,850.66-22,341.03

Finding the Fourth Proportional to 30,312.69, 41,850.66 and 22,341.03

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Solution

The fourth proportional to 30,312.69, 41,850.66 and 22,341.03 is: 30,844.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,312.69 : 41,850.66 = 22,341.03 : x
  2. Step 2: Convert to fraction form
    30,312.69/41,850.66 = 22,341.03/x
  3. Step 3: Cross multiply
    30,312.69x = 41,850.66 × 22,341.03
  4. Step 4: Simplify right side
    30,312.69x = 934,986,850.58
  5. Step 5: Solve for x
    x = 934,986,850.58/30,312.69
  6. Step 6: Final answer
    x = 30,844.73

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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.