Home / 35,861.20-53,792.18-10,905.30

Finding the Fourth Proportional to 35,861.20, 53,792.18 and 10,905.30

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Solution

The fourth proportional to 35,861.20, 53,792.18 and 10,905.30 is: 16,358.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.20 : 53,792.18 = 10,905.30 : x
  2. Step 2: Convert to fraction form
    35,861.20/53,792.18 = 10,905.30/x
  3. Step 3: Cross multiply
    35,861.20x = 53,792.18 × 10,905.30
  4. Step 4: Simplify right side
    35,861.20x = 586,619,860.55
  5. Step 5: Solve for x
    x = 586,619,860.55/35,861.20
  6. Step 6: Final answer
    x = 16,358.07

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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.