Home / 29,561.18-40,792.79-16,812.64

Finding the Fourth Proportional to 29,561.18, 40,792.79 and 16,812.64

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Solution

The fourth proportional to 29,561.18, 40,792.79 and 16,812.64 is: 23,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,561.18 : 40,792.79 = 16,812.64 : x
  2. Step 2: Convert to fraction form
    29,561.18/40,792.79 = 16,812.64/x
  3. Step 3: Cross multiply
    29,561.18x = 40,792.79 × 16,812.64
  4. Step 4: Simplify right side
    29,561.18x = 685,834,492.87
  5. Step 5: Solve for x
    x = 685,834,492.87/29,561.18
  6. Step 6: Final answer
    x = 23,200.51

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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.