Home / 14,861.73-22,161.61-14,728.49

Finding the Fourth Proportional to 14,861.73, 22,161.61 and 14,728.49

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Solution

The fourth proportional to 14,861.73, 22,161.61 and 14,728.49 is: 21,962.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,861.73 : 22,161.61 = 14,728.49 : x
  2. Step 2: Convert to fraction form
    14,861.73/22,161.61 = 14,728.49/x
  3. Step 3: Cross multiply
    14,861.73x = 22,161.61 × 14,728.49
  4. Step 4: Simplify right side
    14,861.73x = 326,407,051.27
  5. Step 5: Solve for x
    x = 326,407,051.27/14,861.73
  6. Step 6: Final answer
    x = 21,962.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.