Home / 25,691.24-38,536.66-13,214.74

Finding the Fourth Proportional to 25,691.24, 38,536.66 and 13,214.74

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Solution

The fourth proportional to 25,691.24, 38,536.66 and 13,214.74 is: 19,822.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,691.24 : 38,536.66 = 13,214.74 : x
  2. Step 2: Convert to fraction form
    25,691.24/38,536.66 = 13,214.74/x
  3. Step 3: Cross multiply
    25,691.24x = 38,536.66 × 13,214.74
  4. Step 4: Simplify right side
    25,691.24x = 509,251,942.37
  5. Step 5: Solve for x
    x = 509,251,942.37/25,691.24
  6. Step 6: Final answer
    x = 19,822.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.