Home / 14,683.20-22,022.10-9,126.60

Finding the Fourth Proportional to 14,683.20, 22,022.10 and 9,126.60

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Solution

The fourth proportional to 14,683.20, 22,022.10 and 9,126.60 is: 13,688.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.20 : 22,022.10 = 9,126.60 : x
  2. Step 2: Convert to fraction form
    14,683.20/22,022.10 = 9,126.60/x
  3. Step 3: Cross multiply
    14,683.20x = 22,022.10 × 9,126.60
  4. Step 4: Simplify right side
    14,683.20x = 200,986,897.86
  5. Step 5: Solve for x
    x = 200,986,897.86/14,683.20
  6. Step 6: Final answer
    x = 13,688.22

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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.