Home / 15,861.18-23,786.90-10,962.30

Finding the Fourth Proportional to 15,861.18, 23,786.90 and 10,962.30

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Solution

The fourth proportional to 15,861.18, 23,786.90 and 10,962.30 is: 16,440.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,861.18 : 23,786.90 = 10,962.30 : x
  2. Step 2: Convert to fraction form
    15,861.18/23,786.90 = 10,962.30/x
  3. Step 3: Cross multiply
    15,861.18x = 23,786.90 × 10,962.30
  4. Step 4: Simplify right side
    15,861.18x = 260,759,133.87
  5. Step 5: Solve for x
    x = 260,759,133.87/15,861.18
  6. Step 6: Final answer
    x = 16,440.08

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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.