Home / 25,519.24-35,217.73-14,189.90

Finding the Fourth Proportional to 25,519.24, 35,217.73 and 14,189.90

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Solution

The fourth proportional to 25,519.24, 35,217.73 and 14,189.90 is: 19,582.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,519.24 : 35,217.73 = 14,189.90 : x
  2. Step 2: Convert to fraction form
    25,519.24/35,217.73 = 14,189.90/x
  3. Step 3: Cross multiply
    25,519.24x = 35,217.73 × 14,189.90
  4. Step 4: Simplify right side
    25,519.24x = 499,736,066.93
  5. Step 5: Solve for x
    x = 499,736,066.93/25,519.24
  6. Step 6: Final answer
    x = 19,582.72

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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.