Home / 14,425.26-21,601.13-12,210.92

Finding the Fourth Proportional to 14,425.26, 21,601.13 and 12,210.92

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Solution

The fourth proportional to 14,425.26, 21,601.13 and 12,210.92 is: 18,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,425.26 : 21,601.13 = 12,210.92 : x
  2. Step 2: Convert to fraction form
    14,425.26/21,601.13 = 12,210.92/x
  3. Step 3: Cross multiply
    14,425.26x = 21,601.13 × 12,210.92
  4. Step 4: Simplify right side
    14,425.26x = 263,769,670.34
  5. Step 5: Solve for x
    x = 263,769,670.34/14,425.26
  6. Step 6: Final answer
    x = 18,285.26

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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.