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Finding the Fourth Proportional to 14,672.10, 22,012.20 and 6,356.10

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Solution

The fourth proportional to 14,672.10, 22,012.20 and 6,356.10 is: 9,535.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.10 : 22,012.20 = 6,356.10 : x
  2. Step 2: Convert to fraction form
    14,672.10/22,012.20 = 6,356.10/x
  3. Step 3: Cross multiply
    14,672.10x = 22,012.20 × 6,356.10
  4. Step 4: Simplify right side
    14,672.10x = 139,911,744.42
  5. Step 5: Solve for x
    x = 139,911,744.42/14,672.10
  6. Step 6: Final answer
    x = 9,535.90

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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.