Home / 18,167.14-25,069.85-10,209.19

Finding the Fourth Proportional to 18,167.14, 25,069.85 and 10,209.19

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Solution

The fourth proportional to 18,167.14, 25,069.85 and 10,209.19 is: 14,088.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.14 : 25,069.85 = 10,209.19 : x
  2. Step 2: Convert to fraction form
    18,167.14/25,069.85 = 10,209.19/x
  3. Step 3: Cross multiply
    18,167.14x = 25,069.85 × 10,209.19
  4. Step 4: Simplify right side
    18,167.14x = 255,942,890.92
  5. Step 5: Solve for x
    x = 255,942,890.92/18,167.14
  6. Step 6: Final answer
    x = 14,088.24

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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.