Home / 25,045.78-37,582.51-13,958.72

Finding the Fourth Proportional to 25,045.78, 37,582.51 and 13,958.72

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Solution

The fourth proportional to 25,045.78, 37,582.51 and 13,958.72 is: 20,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,045.78 : 37,582.51 = 13,958.72 : x
  2. Step 2: Convert to fraction form
    25,045.78/37,582.51 = 13,958.72/x
  3. Step 3: Cross multiply
    25,045.78x = 37,582.51 × 13,958.72
  4. Step 4: Simplify right side
    25,045.78x = 524,603,733.99
  5. Step 5: Solve for x
    x = 524,603,733.99/25,045.78
  6. Step 6: Final answer
    x = 20,945.79

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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.