Home / 14,674.10-22,011.15-5,318.60

Finding the Fourth Proportional to 14,674.10, 22,011.15 and 5,318.60

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Solution

The fourth proportional to 14,674.10, 22,011.15 and 5,318.60 is: 7,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,674.10 : 22,011.15 = 5,318.60 : x
  2. Step 2: Convert to fraction form
    14,674.10/22,011.15 = 5,318.60/x
  3. Step 3: Cross multiply
    14,674.10x = 22,011.15 × 5,318.60
  4. Step 4: Simplify right side
    14,674.10x = 117,068,502.39
  5. Step 5: Solve for x
    x = 117,068,502.39/14,674.10
  6. Step 6: Final answer
    x = 7,977.90

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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.