Home / 25,668.12-35,408.82-15,050.64

Finding the Fourth Proportional to 25,668.12, 35,408.82 and 15,050.64

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Solution

The fourth proportional to 25,668.12, 35,408.82 and 15,050.64 is: 20,762.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.12 : 35,408.82 = 15,050.64 : x
  2. Step 2: Convert to fraction form
    25,668.12/35,408.82 = 15,050.64/x
  3. Step 3: Cross multiply
    25,668.12x = 35,408.82 × 15,050.64
  4. Step 4: Simplify right side
    25,668.12x = 532,925,402.64
  5. Step 5: Solve for x
    x = 532,925,402.64/25,668.12
  6. Step 6: Final answer
    x = 20,762.15

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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.