Home / 30,792.40-42,492.66-17,363.54

Finding the Fourth Proportional to 30,792.40, 42,492.66 and 17,363.54

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Solution

The fourth proportional to 30,792.40, 42,492.66 and 17,363.54 is: 23,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,792.40 : 42,492.66 = 17,363.54 : x
  2. Step 2: Convert to fraction form
    30,792.40/42,492.66 = 17,363.54/x
  3. Step 3: Cross multiply
    30,792.40x = 42,492.66 × 17,363.54
  4. Step 4: Simplify right side
    30,792.40x = 737,823,001.62
  5. Step 5: Solve for x
    x = 737,823,001.62/30,792.40
  6. Step 6: Final answer
    x = 23,961.20

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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.