Home / 18,533.41-25,569.78-10,569.89

Finding the Fourth Proportional to 18,533.41, 25,569.78 and 10,569.89

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Solution

The fourth proportional to 18,533.41, 25,569.78 and 10,569.89 is: 14,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533.41 : 25,569.78 = 10,569.89 : x
  2. Step 2: Convert to fraction form
    18,533.41/25,569.78 = 10,569.89/x
  3. Step 3: Cross multiply
    18,533.41x = 25,569.78 × 10,569.89
  4. Step 4: Simplify right side
    18,533.41x = 270,269,786.21
  5. Step 5: Solve for x
    x = 270,269,786.21/18,533.41
  6. Step 6: Final answer
    x = 14,582.84

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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.