Home / 18,537-25,581.69-10,154.04

Finding the Fourth Proportional to 18,537, 25,581.69 and 10,154.04

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Solution

The fourth proportional to 18,537, 25,581.69 and 10,154.04 is: 14,012.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537 : 25,581.69 = 10,154.04 : x
  2. Step 2: Convert to fraction form
    18,537/25,581.69 = 10,154.04/x
  3. Step 3: Cross multiply
    18,537x = 25,581.69 × 10,154.04
  4. Step 4: Simplify right side
    18,537x = 259,757,503.53
  5. Step 5: Solve for x
    x = 259,757,503.53/18,537
  6. Step 6: Final answer
    x = 14,012.92

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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.