Home / 10,682.02-16,030.86-8,626.60

Finding the Fourth Proportional to 10,682.02, 16,030.86 and 8,626.60

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Solution

The fourth proportional to 10,682.02, 16,030.86 and 8,626.60 is: 12,946.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,682.02 : 16,030.86 = 8,626.60 : x
  2. Step 2: Convert to fraction form
    10,682.02/16,030.86 = 8,626.60/x
  3. Step 3: Cross multiply
    10,682.02x = 16,030.86 × 8,626.60
  4. Step 4: Simplify right side
    10,682.02x = 138,291,816.88
  5. Step 5: Solve for x
    x = 138,291,816.88/10,682.02
  6. Step 6: Final answer
    x = 12,946.22

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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.