Home / 14,671.35-21,957.62-13,457.43

Finding the Fourth Proportional to 14,671.35, 21,957.62 and 13,457.43

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Solution

The fourth proportional to 14,671.35, 21,957.62 and 13,457.43 is: 20,140.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,671.35 : 21,957.62 = 13,457.43 : x
  2. Step 2: Convert to fraction form
    14,671.35/21,957.62 = 13,457.43/x
  3. Step 3: Cross multiply
    14,671.35x = 21,957.62 × 13,457.43
  4. Step 4: Simplify right side
    14,671.35x = 295,493,066.83
  5. Step 5: Solve for x
    x = 295,493,066.83/14,671.35
  6. Step 6: Final answer
    x = 20,140.82

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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.