Home / 25,650.07-38,479.05-10,859.06

Finding the Fourth Proportional to 25,650.07, 38,479.05 and 10,859.06

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Solution

The fourth proportional to 25,650.07, 38,479.05 and 10,859.06 is: 16,290.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,650.07 : 38,479.05 = 10,859.06 : x
  2. Step 2: Convert to fraction form
    25,650.07/38,479.05 = 10,859.06/x
  3. Step 3: Cross multiply
    25,650.07x = 38,479.05 × 10,859.06
  4. Step 4: Simplify right side
    25,650.07x = 417,846,408.89
  5. Step 5: Solve for x
    x = 417,846,408.89/25,650.07
  6. Step 6: Final answer
    x = 16,290.27

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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.