Home / 10,666.20-16,000.02-6,765.24

Finding the Fourth Proportional to 10,666.20, 16,000.02 and 6,765.24

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Solution

The fourth proportional to 10,666.20, 16,000.02 and 6,765.24 is: 10,148.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.20 : 16,000.02 = 6,765.24 : x
  2. Step 2: Convert to fraction form
    10,666.20/16,000.02 = 6,765.24/x
  3. Step 3: Cross multiply
    10,666.20x = 16,000.02 × 6,765.24
  4. Step 4: Simplify right side
    10,666.20x = 108,243,975.30
  5. Step 5: Solve for x
    x = 108,243,975.30/10,666.20
  6. Step 6: Final answer
    x = 10,148.32

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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.