Home / 30,207-45,166.32-27,560.20

Finding the Fourth Proportional to 30,207, 45,166.32 and 27,560.20

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Solution

The fourth proportional to 30,207, 45,166.32 and 27,560.20 is: 41,208.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,207 : 45,166.32 = 27,560.20 : x
  2. Step 2: Convert to fraction form
    30,207/45,166.32 = 27,560.20/x
  3. Step 3: Cross multiply
    30,207x = 45,166.32 × 27,560.20
  4. Step 4: Simplify right side
    30,207x = 1,244,792,812.46
  5. Step 5: Solve for x
    x = 1,244,792,812.46/30,207
  6. Step 6: Final answer
    x = 41,208.75

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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.