Home / 18,709.48-25,823.51-10,756.32

Finding the Fourth Proportional to 18,709.48, 25,823.51 and 10,756.32

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Solution

The fourth proportional to 18,709.48, 25,823.51 and 10,756.32 is: 14,846.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,709.48 : 25,823.51 = 10,756.32 : x
  2. Step 2: Convert to fraction form
    18,709.48/25,823.51 = 10,756.32/x
  3. Step 3: Cross multiply
    18,709.48x = 25,823.51 × 10,756.32
  4. Step 4: Simplify right side
    18,709.48x = 277,765,910.19
  5. Step 5: Solve for x
    x = 277,765,910.19/18,709.48
  6. Step 6: Final answer
    x = 14,846.27

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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.