Home / 22,358.13-30,861.09-14,400.33

Finding the Fourth Proportional to 22,358.13, 30,861.09 and 14,400.33

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Solution

The fourth proportional to 22,358.13, 30,861.09 and 14,400.33 is: 19,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,358.13 : 30,861.09 = 14,400.33 : x
  2. Step 2: Convert to fraction form
    22,358.13/30,861.09 = 14,400.33/x
  3. Step 3: Cross multiply
    22,358.13x = 30,861.09 × 14,400.33
  4. Step 4: Simplify right side
    22,358.13x = 444,409,880.16
  5. Step 5: Solve for x
    x = 444,409,880.16/22,358.13
  6. Step 6: Final answer
    x = 19,876.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.