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Finding the Fourth Proportional to 14,693.10, 22,012.65 and 6,884.70

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Solution

The fourth proportional to 14,693.10, 22,012.65 and 6,884.70 is: 10,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,693.10 : 22,012.65 = 6,884.70 : x
  2. Step 2: Convert to fraction form
    14,693.10/22,012.65 = 6,884.70/x
  3. Step 3: Cross multiply
    14,693.10x = 22,012.65 × 6,884.70
  4. Step 4: Simplify right side
    14,693.10x = 151,550,491.46
  5. Step 5: Solve for x
    x = 151,550,491.46/14,693.10
  6. Step 6: Final answer
    x = 10,314.40

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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.