Home / 18,810.36-25,956.99-10,852.92

Finding the Fourth Proportional to 18,810.36, 25,956.99 and 10,852.92

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Solution

The fourth proportional to 18,810.36, 25,956.99 and 10,852.92 is: 14,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,810.36 : 25,956.99 = 10,852.92 : x
  2. Step 2: Convert to fraction form
    18,810.36/25,956.99 = 10,852.92/x
  3. Step 3: Cross multiply
    18,810.36x = 25,956.99 × 10,852.92
  4. Step 4: Simplify right side
    18,810.36x = 281,709,135.91
  5. Step 5: Solve for x
    x = 281,709,135.91/18,810.36
  6. Step 6: Final answer
    x = 14,976.28

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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.