Home / 18,267.08-25,209.72-10,710.66

Finding the Fourth Proportional to 18,267.08, 25,209.72 and 10,710.66

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Solution

The fourth proportional to 18,267.08, 25,209.72 and 10,710.66 is: 14,781.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267.08 : 25,209.72 = 10,710.66 : x
  2. Step 2: Convert to fraction form
    18,267.08/25,209.72 = 10,710.66/x
  3. Step 3: Cross multiply
    18,267.08x = 25,209.72 × 10,710.66
  4. Step 4: Simplify right side
    18,267.08x = 270,012,739.62
  5. Step 5: Solve for x
    x = 270,012,739.62/18,267.08
  6. Step 6: Final answer
    x = 14,781.38

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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.