Home / 18,269.73-25,214.69-10,717.90

Finding the Fourth Proportional to 18,269.73, 25,214.69 and 10,717.90

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Solution

The fourth proportional to 18,269.73, 25,214.69 and 10,717.90 is: 14,792.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269.73 : 25,214.69 = 10,717.90 : x
  2. Step 2: Convert to fraction form
    18,269.73/25,214.69 = 10,717.90/x
  3. Step 3: Cross multiply
    18,269.73x = 25,214.69 × 10,717.90
  4. Step 4: Simplify right side
    18,269.73x = 270,248,489.71
  5. Step 5: Solve for x
    x = 270,248,489.71/18,269.73
  6. Step 6: Final answer
    x = 14,792.14

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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.